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    <link:label id="lab_us-gaap_VariableInterestEntityLineItems_E74ABC1BE085839F1ADA0184E81D4327_label_en-US" xlink:label="lab_us-gaap_VariableInterestEntityLineItems_E74ABC1BE085839F1ADA0184E81D4327" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Variable Interest Entity [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_VariableInterestEntityLineItems" xlink:label="loc_us-gaap_VariableInterestEntityLineItems_E74ABC1BE085839F1ADA0184E81D4327" xlink:type="locator" />
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    <link:label id="lab_us-gaap_PaymentsToMinorityShareholders_35ED8089A2CB7D736BCC0184E81D647E_terseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToMinorityShareholders_35ED8089A2CB7D736BCC0184E81D647E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Payments to Noncontrolling Interests</link:label>
    <link:label id="lab_us-gaap_PaymentsToMinorityShareholders_35ED8089A2CB7D736BCC0184E81D647E_label_en-US" xlink:label="lab_us-gaap_PaymentsToMinorityShareholders_35ED8089A2CB7D736BCC0184E81D647E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments to Noncontrolling Interests</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsToMinorityShareholders" xlink:label="loc_us-gaap_PaymentsToMinorityShareholders_35ED8089A2CB7D736BCC0184E81D647E" xlink:type="locator" />
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    <link:label id="lab_cmpr_Liabilityequityawardfairvalue_074900406B6E9CE771DC0184E81E82EC_terseLabel_en-US" xlink:label="lab_cmpr_Liabilityequityawardfairvalue_074900406B6E9CE771DC0184E81E82EC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Liability equity award, fair value</link:label>
    <link:label id="lab_cmpr_Liabilityequityawardfairvalue_074900406B6E9CE771DC0184E81E82EC_label_en-US" xlink:label="lab_cmpr_Liabilityequityawardfairvalue_074900406B6E9CE771DC0184E81E82EC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liability equity award, fair value</link:label>
    <link:label id="lab_cmpr_Liabilityequityawardfairvalue_074900406B6E9CE771DC0184E81E82EC_documentation_en-US" xlink:label="lab_cmpr_Liabilityequityawardfairvalue_074900406B6E9CE771DC0184E81E82EC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Liability equity award, fair value</link:label>
    <link:loc xlink:href="cmpr-20180630.xsd#cmpr_Liabilityequityawardfairvalue" xlink:label="loc_cmpr_Liabilityequityawardfairvalue_074900406B6E9CE771DC0184E81E82EC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cmpr_Liabilityequityawardfairvalue_074900406B6E9CE771DC0184E81E82EC" xlink:to="lab_cmpr_Liabilityequityawardfairvalue_074900406B6E9CE771DC0184E81E82EC" xlink:type="arc" />
    <link:label id="lab_cmpr_Adjustmenttomandatorilyredeemablenoncontrollinginterest_09BACF25106836703E7A0184E81E8F68_terseLabel_en-US" xlink:label="lab_cmpr_Adjustmenttomandatorilyredeemablenoncontrollinginterest_09BACF25106836703E7A0184E81E8F68" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Adjustment to mandatorily redeemable noncontrolling interest</link:label>
    <link:label id="lab_cmpr_Adjustmenttomandatorilyredeemablenoncontrollinginterest_09BACF25106836703E7A0184E81E8F68_label_en-US" xlink:label="lab_cmpr_Adjustmenttomandatorilyredeemablenoncontrollinginterest_09BACF25106836703E7A0184E81E8F68" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustment to mandatorily redeemable noncontrolling interest</link:label>
    <link:label id="lab_cmpr_Adjustmenttomandatorilyredeemablenoncontrollinginterest_09BACF25106836703E7A0184E81E8F68_documentation_en-US" xlink:label="lab_cmpr_Adjustmenttomandatorilyredeemablenoncontrollinginterest_09BACF25106836703E7A0184E81E8F68" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Adjustment to mandatorily redeemable noncontrolling interest</link:label>
    <link:loc xlink:href="cmpr-20180630.xsd#cmpr_Adjustmenttomandatorilyredeemablenoncontrollinginterest" xlink:label="loc_cmpr_Adjustmenttomandatorilyredeemablenoncontrollinginterest_09BACF25106836703E7A0184E81E8F68" xlink:type="locator" />
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    <link:label id="lab_cmpr_Liabilityequityawardexpenserecognizedduringperiod_B5D5EE96B6ECFDA00A690184E81E3085_terseLabel_en-US" xlink:label="lab_cmpr_Liabilityequityawardexpenserecognizedduringperiod_B5D5EE96B6ECFDA00A690184E81E3085" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Liability equity award, expense recognized during period</link:label>
    <link:label id="lab_cmpr_Liabilityequityawardexpenserecognizedduringperiod_B5D5EE96B6ECFDA00A690184E81E3085_label_en-US" xlink:label="lab_cmpr_Liabilityequityawardexpenserecognizedduringperiod_B5D5EE96B6ECFDA00A690184E81E3085" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liability equity award, expense recognized during period</link:label>
    <link:label id="lab_cmpr_Liabilityequityawardexpenserecognizedduringperiod_B5D5EE96B6ECFDA00A690184E81E3085_documentation_en-US" xlink:label="lab_cmpr_Liabilityequityawardexpenserecognizedduringperiod_B5D5EE96B6ECFDA00A690184E81E3085" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Liability equity award, expense recognized during period</link:label>
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    <link:label id="lab_us-gaap_VariableInterestEntityOwnershipPercentage_7258ADFCDCCA85BE466B0184E81E11BB_terseLabel_en-US" xlink:label="lab_us-gaap_VariableInterestEntityOwnershipPercentage_7258ADFCDCCA85BE466B0184E81E11BB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Variable Interest Entity, Ownership Percentage</link:label>
    <link:label id="lab_us-gaap_VariableInterestEntityOwnershipPercentage_7258ADFCDCCA85BE466B0184E81E11BB_label_en-US" xlink:label="lab_us-gaap_VariableInterestEntityOwnershipPercentage_7258ADFCDCCA85BE466B0184E81E11BB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_VariableInterestEntityOwnershipPercentage" xlink:label="loc_us-gaap_VariableInterestEntityOwnershipPercentage_7258ADFCDCCA85BE466B0184E81E11BB" xlink:type="locator" />
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    <link:label id="lab_cmpr_AdditionalownershippercentagepurchaseVariableinterestentity_7AC9F57D575A92734EFC0184E81EC685_terseLabel_en-US" xlink:label="lab_cmpr_AdditionalownershippercentagepurchaseVariableinterestentity_7AC9F57D575A92734EFC0184E81EC685" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additional ownership percentage purchase, Variable interest entity</link:label>
    <link:label id="lab_cmpr_AdditionalownershippercentagepurchaseVariableinterestentity_7AC9F57D575A92734EFC0184E81EC685_label_en-US" xlink:label="lab_cmpr_AdditionalownershippercentagepurchaseVariableinterestentity_7AC9F57D575A92734EFC0184E81EC685" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Additional ownership percentage purchase, Variable interest entity</link:label>
    <link:label id="lab_cmpr_AdditionalownershippercentagepurchaseVariableinterestentity_7AC9F57D575A92734EFC0184E81EC685_documentation_en-US" xlink:label="lab_cmpr_AdditionalownershippercentagepurchaseVariableinterestentity_7AC9F57D575A92734EFC0184E81EC685" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Additional ownership percentage purchase, Variable interest entity - percentage of amount agreed upon to purchase in future</link:label>
    <link:loc xlink:href="cmpr-20180630.xsd#cmpr_AdditionalownershippercentagepurchaseVariableinterestentity" xlink:label="loc_cmpr_AdditionalownershippercentagepurchaseVariableinterestentity_7AC9F57D575A92734EFC0184E81EC685" xlink:type="locator" />
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    <link:label id="lab_cmpr_Loanstoemployee_F006937C6B668AE7D77E0184E81F25BD_terseLabel_en-US" xlink:label="lab_cmpr_Loanstoemployee_F006937C6B668AE7D77E0184E81F25BD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loans to employee</link:label>
    <link:label id="lab_cmpr_Loanstoemployee_F006937C6B668AE7D77E0184E81F25BD_label_en-US" xlink:label="lab_cmpr_Loanstoemployee_F006937C6B668AE7D77E0184E81F25BD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans to employee</link:label>
    <link:label id="lab_cmpr_Loanstoemployee_F006937C6B668AE7D77E0184E81F25BD_documentation_en-US" xlink:label="lab_cmpr_Loanstoemployee_F006937C6B668AE7D77E0184E81F25BD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Loans to employee - Loan to two Printi employees payable on the date the put or call option is exercised</link:label>
    <link:loc xlink:href="cmpr-20180630.xsd#cmpr_Loanstoemployee" xlink:label="loc_cmpr_Loanstoemployee_F006937C6B668AE7D77E0184E81F25BD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cmpr_Loanstoemployee_F006937C6B668AE7D77E0184E81F25BD" xlink:to="lab_cmpr_Loanstoemployee_F006937C6B668AE7D77E0184E81F25BD" xlink:type="arc" />
    <link:label id="lab_us-gaap_DueFromEmployeesNoncurrent_79CB9F67F18869DC22D60184E81F96F2_terseLabel_en-US" xlink:label="lab_us-gaap_DueFromEmployeesNoncurrent_79CB9F67F18869DC22D60184E81F96F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due from Employees, Noncurrent</link:label>
    <link:label id="lab_us-gaap_DueFromEmployeesNoncurrent_79CB9F67F18869DC22D60184E81F96F2_label_en-US" xlink:label="lab_us-gaap_DueFromEmployeesNoncurrent_79CB9F67F18869DC22D60184E81F96F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Due from Employees, Noncurrent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DueFromEmployeesNoncurrent" xlink:label="loc_us-gaap_DueFromEmployeesNoncurrent_79CB9F67F18869DC22D60184E81F96F2" xlink:type="locator" />
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    <link:label id="lab_cmpr_Interestrateonloanreceivable_C5A930225CE86C624FB50184E81FE5BA_terseLabel_en-US" xlink:label="lab_cmpr_Interestrateonloanreceivable_C5A930225CE86C624FB50184E81FE5BA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest rate on loan receivable</link:label>
    <link:label id="lab_cmpr_Interestrateonloanreceivable_C5A930225CE86C624FB50184E81FE5BA_label_en-US" xlink:label="lab_cmpr_Interestrateonloanreceivable_C5A930225CE86C624FB50184E81FE5BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest rate on loan receivable</link:label>
    <link:label id="lab_cmpr_Interestrateonloanreceivable_C5A930225CE86C624FB50184E81FE5BA_documentation_en-US" xlink:label="lab_cmpr_Interestrateonloanreceivable_C5A930225CE86C624FB50184E81FE5BA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Interest rate on loan receivable - stated interest rate on loan to employees</link:label>
    <link:loc xlink:href="cmpr-20180630.xsd#cmpr_Interestrateonloanreceivable" xlink:label="loc_cmpr_Interestrateonloanreceivable_C5A930225CE86C624FB50184E81FE5BA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cmpr_Interestrateonloanreceivable_C5A930225CE86C624FB50184E81FE5BA" xlink:to="lab_cmpr_Interestrateonloanreceivable_C5A930225CE86C624FB50184E81FE5BA" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtDisclosureAbstract_DCAAC8B06A9E31DB29160182930901DF_label_en-US" xlink:label="lab_us-gaap_DebtDisclosureAbstract_DCAAC8B06A9E31DB29160182930901DF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="loc_us-gaap_DebtDisclosureAbstract_DCAAC8B06A9E31DB29160182930901DF" xlink:type="locator" />
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    <link:label id="lab_us-gaap_LineOfCreditFacilityTable_9F62CA907A51FE37B65A01829309CA44_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityTable_9F62CA907A51FE37B65A01829309CA44" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Line of Credit Facility [Table]</link:label>
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    <link:label id="lab_us-gaap_DebtInstrumentRedemptionPeriodAxis_D26207B4A5DCE0D97C9F0182930A41CD_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentRedemptionPeriodAxis_D26207B4A5DCE0D97C9F0182930A41CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Redemption, Period [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentRedemptionPeriodAxis" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPeriodAxis_D26207B4A5DCE0D97C9F0182930A41CD" xlink:type="locator" />
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    <link:label id="lab_us-gaap_DebtInstrumentRedemptionPeriodDomain_1E9E79F88653E6DD8ECA0182930ABD19_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentRedemptionPeriodDomain_1E9E79F88653E6DD8ECA0182930ABD19" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Redemption, Period [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentRedemptionPeriodDomain" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_1E9E79F88653E6DD8ECA0182930ABD19" xlink:type="locator" />
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    <link:label id="lab_us-gaap_DebtInstrumentRedemptionPeriodOneMember_7D5254B302822CD026700182930ACD0B_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentRedemptionPeriodOneMember_7D5254B302822CD026700182930ACD0B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Redemption Any Time Prior to April 1, 2018</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentRedemptionPeriodOneMember_7D5254B302822CD026700182930ACD0B_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentRedemptionPeriodOneMember_7D5254B302822CD026700182930ACD0B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Redemption, Period One [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentRedemptionPeriodOneMember" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPeriodOneMember_7D5254B302822CD026700182930ACD0B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodOneMember_7D5254B302822CD026700182930ACD0B" xlink:to="lab_us-gaap_DebtInstrumentRedemptionPeriodOneMember_7D5254B302822CD026700182930ACD0B" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentRedemptionPeriodTwoMember_E6F8846A19763F2A85420182930BF791_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentRedemptionPeriodTwoMember_E6F8846A19763F2A85420182930BF791" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Redemption Any Time Prior to April 1, 2018 - Percentage of Aggregate Outstanding Principal</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentRedemptionPeriodTwoMember_E6F8846A19763F2A85420182930BF791_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentRedemptionPeriodTwoMember_E6F8846A19763F2A85420182930BF791" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Redemption, Period Two [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentRedemptionPeriodTwoMember" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPeriodTwoMember_E6F8846A19763F2A85420182930BF791" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodTwoMember_E6F8846A19763F2A85420182930BF791" xlink:to="lab_us-gaap_DebtInstrumentRedemptionPeriodTwoMember_E6F8846A19763F2A85420182930BF791" xlink:type="arc" />
    <link:label id="lab_us-gaap_RevolvingCreditFacilityMember_F420111776E0F48AF67D0182930C3581_terseLabel_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_F420111776E0F48AF67D0182930C3581" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revolving Credit Facility [Member]</link:label>
    <link:label id="lab_us-gaap_RevolvingCreditFacilityMember_F420111776E0F48AF67D0182930C3581_label_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_F420111776E0F48AF67D0182930C3581" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revolving Credit Facility [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_F420111776E0F48AF67D0182930C3581" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevolvingCreditFacilityMember_F420111776E0F48AF67D0182930C3581" xlink:to="lab_us-gaap_RevolvingCreditFacilityMember_F420111776E0F48AF67D0182930C3581" xlink:type="arc" />
    <link:label id="lab_cmpr_SeniorNotesdue2022Member_D5ABF3BBA60D824977CC01829312BD6D_terseLabel_en-US" xlink:label="lab_cmpr_SeniorNotesdue2022Member_D5ABF3BBA60D824977CC01829312BD6D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Senior Notes due 2022 [Member]</link:label>
    <link:label id="lab_cmpr_SeniorNotesdue2022Member_D5ABF3BBA60D824977CC01829312BD6D_label_en-US" xlink:label="lab_cmpr_SeniorNotesdue2022Member_D5ABF3BBA60D824977CC01829312BD6D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Senior Notes due 2022 [Member]</link:label>
    <link:label id="lab_cmpr_SeniorNotesdue2022Member_D5ABF3BBA60D824977CC01829312BD6D_documentation_en-US" xlink:label="lab_cmpr_SeniorNotesdue2022Member_D5ABF3BBA60D824977CC01829312BD6D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Senior unsecured notes due 2022.</link:label>
    <link:loc xlink:href="cmpr-20180630.xsd#cmpr_SeniorNotesdue2022Member" xlink:label="loc_cmpr_SeniorNotesdue2022Member_D5ABF3BBA60D824977CC01829312BD6D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cmpr_SeniorNotesdue2022Member_D5ABF3BBA60D824977CC01829312BD6D" xlink:to="lab_cmpr_SeniorNotesdue2022Member_D5ABF3BBA60D824977CC01829312BD6D" xlink:type="arc" />
    <link:label id="lab_cmpr_SeniorNotesdue2026Member_C5B2FB8FD56F14D74C57018293126B61_terseLabel_en-US" xlink:label="lab_cmpr_SeniorNotesdue2026Member_C5B2FB8FD56F14D74C57018293126B61" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Senior Notes due 2026 [Member]</link:label>
    <link:label id="lab_cmpr_SeniorNotesdue2026Member_C5B2FB8FD56F14D74C57018293126B61_label_en-US" xlink:label="lab_cmpr_SeniorNotesdue2026Member_C5B2FB8FD56F14D74C57018293126B61" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Senior Notes due 2026 [Member]</link:label>
    <link:label id="lab_cmpr_SeniorNotesdue2026Member_C5B2FB8FD56F14D74C57018293126B61_documentation_en-US" xlink:label="lab_cmpr_SeniorNotesdue2026Member_C5B2FB8FD56F14D74C57018293126B61" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Senior unsecured notes due 2026.</link:label>
    <link:loc xlink:href="cmpr-20180630.xsd#cmpr_SeniorNotesdue2026Member" xlink:label="loc_cmpr_SeniorNotesdue2026Member_C5B2FB8FD56F14D74C57018293126B61" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cmpr_SeniorNotesdue2026Member_C5B2FB8FD56F14D74C57018293126B61" xlink:to="lab_cmpr_SeniorNotesdue2026Member_C5B2FB8FD56F14D74C57018293126B61" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShortTermDebtTypeAxis_D72E8B3B42BEC6A933C7018293121D97_terseLabel_en-US" xlink:label="lab_us-gaap_ShortTermDebtTypeAxis_D72E8B3B42BEC6A933C7018293121D97" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Short-term Debt, Type [Axis]</link:label>
    <link:label id="lab_us-gaap_ShortTermDebtTypeAxis_D72E8B3B42BEC6A933C7018293121D97_label_en-US" xlink:label="lab_us-gaap_ShortTermDebtTypeAxis_D72E8B3B42BEC6A933C7018293121D97" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Short-term Debt, Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShortTermDebtTypeAxis" xlink:label="loc_us-gaap_ShortTermDebtTypeAxis_D72E8B3B42BEC6A933C7018293121D97" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShortTermDebtTypeAxis_D72E8B3B42BEC6A933C7018293121D97" xlink:to="lab_us-gaap_ShortTermDebtTypeAxis_D72E8B3B42BEC6A933C7018293121D97" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShortTermDebtTypeDomain_5768A6E03B486DA07DBF0182931318EB_terseLabel_en-US" xlink:label="lab_us-gaap_ShortTermDebtTypeDomain_5768A6E03B486DA07DBF0182931318EB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Short-term Debt, Type [Domain]</link:label>
    <link:label id="lab_us-gaap_ShortTermDebtTypeDomain_5768A6E03B486DA07DBF0182931318EB_label_en-US" xlink:label="lab_us-gaap_ShortTermDebtTypeDomain_5768A6E03B486DA07DBF0182931318EB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Short-term Debt, Type [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShortTermDebtTypeDomain" xlink:label="loc_us-gaap_ShortTermDebtTypeDomain_5768A6E03B486DA07DBF0182931318EB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShortTermDebtTypeDomain_5768A6E03B486DA07DBF0182931318EB" xlink:to="lab_us-gaap_ShortTermDebtTypeDomain_5768A6E03B486DA07DBF0182931318EB" xlink:type="arc" />
    <link:label id="lab_cmpr_FinancialCovenantTypeAxis_2BE8833445C3285572A701829315A1CA_terseLabel_en-US" xlink:label="lab_cmpr_FinancialCovenantTypeAxis_2BE8833445C3285572A701829315A1CA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financial Covenant, Type [Axis]</link:label>
    <link:label id="lab_cmpr_FinancialCovenantTypeAxis_2BE8833445C3285572A701829315A1CA_label_en-US" xlink:label="lab_cmpr_FinancialCovenantTypeAxis_2BE8833445C3285572A701829315A1CA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financial Covenant, Type [Axis]</link:label>
    <link:label id="lab_cmpr_FinancialCovenantTypeAxis_2BE8833445C3285572A701829315A1CA_documentation_en-US" xlink:label="lab_cmpr_FinancialCovenantTypeAxis_2BE8833445C3285572A701829315A1CA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Our credit agreement contains financial covenants calculated on a trailing twelve month basis.</link:label>
    <link:loc xlink:href="cmpr-20180630.xsd#cmpr_FinancialCovenantTypeAxis" xlink:label="loc_cmpr_FinancialCovenantTypeAxis_2BE8833445C3285572A701829315A1CA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cmpr_FinancialCovenantTypeAxis_2BE8833445C3285572A701829315A1CA" xlink:to="lab_cmpr_FinancialCovenantTypeAxis_2BE8833445C3285572A701829315A1CA" xlink:type="arc" />
    <link:label id="lab_cmpr_FinancialCovenantTypeDomain_476143AE5D8E9162620901829315CB9A_terseLabel_en-US" xlink:label="lab_cmpr_FinancialCovenantTypeDomain_476143AE5D8E9162620901829315CB9A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financial Covenant, Type [Domain]</link:label>
    <link:label id="lab_cmpr_FinancialCovenantTypeDomain_476143AE5D8E9162620901829315CB9A_label_en-US" xlink:label="lab_cmpr_FinancialCovenantTypeDomain_476143AE5D8E9162620901829315CB9A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financial Covenant, Type [Domain]</link:label>
    <link:label id="lab_cmpr_FinancialCovenantTypeDomain_476143AE5D8E9162620901829315CB9A_documentation_en-US" xlink:label="lab_cmpr_FinancialCovenantTypeDomain_476143AE5D8E9162620901829315CB9A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">[Domain] for Our credit agreement contains financial covenants calculated on a trailing twelve month basis.</link:label>
    <link:loc xlink:href="cmpr-20180630.xsd#cmpr_FinancialCovenantTypeDomain" xlink:label="loc_cmpr_FinancialCovenantTypeDomain_476143AE5D8E9162620901829315CB9A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cmpr_FinancialCovenantTypeDomain_476143AE5D8E9162620901829315CB9A" xlink:to="lab_cmpr_FinancialCovenantTypeDomain_476143AE5D8E9162620901829315CB9A" xlink:type="arc" />
    <link:label id="lab_cmpr_SeniorleverageratiocurrentMember_F36244359BC0E624A82D0182931561A0_terseLabel_en-US" xlink:label="lab_cmpr_SeniorleverageratiocurrentMember_F36244359BC0E624A82D0182931561A0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Senior leverage ratio, current [Member]</link:label>
    <link:label id="lab_cmpr_SeniorleverageratiocurrentMember_F36244359BC0E624A82D0182931561A0_label_en-US" xlink:label="lab_cmpr_SeniorleverageratiocurrentMember_F36244359BC0E624A82D0182931561A0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Senior leverage ratio, current [Member]</link:label>
    <link:label id="lab_cmpr_SeniorleverageratiocurrentMember_F36244359BC0E624A82D0182931561A0_documentation_en-US" xlink:label="lab_cmpr_SeniorleverageratiocurrentMember_F36244359BC0E624A82D0182931561A0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The ratio of our consolidated senior secured indebtedness to our trailing twelve month consolidated EBITDA. Senior secured indebtedness and EBITDA are defined by our credit agreement.</link:label>
    <link:loc xlink:href="cmpr-20180630.xsd#cmpr_SeniorleverageratiocurrentMember" xlink:label="loc_cmpr_SeniorleverageratiocurrentMember_F36244359BC0E624A82D0182931561A0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cmpr_SeniorleverageratiocurrentMember_F36244359BC0E624A82D0182931561A0" xlink:to="lab_cmpr_SeniorleverageratiocurrentMember_F36244359BC0E624A82D0182931561A0" xlink:type="arc" />
    <link:label id="lab_cmpr_InterestcoverageratiocurrentMember_E932294563FA068FF5DF018293160F2B_terseLabel_en-US" xlink:label="lab_cmpr_InterestcoverageratiocurrentMember_E932294563FA068FF5DF018293160F2B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest coverage ratio, current [Member]</link:label>
    <link:label id="lab_cmpr_InterestcoverageratiocurrentMember_E932294563FA068FF5DF018293160F2B_label_en-US" xlink:label="lab_cmpr_InterestcoverageratiocurrentMember_E932294563FA068FF5DF018293160F2B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest coverage ratio, current [Member]</link:label>
    <link:label id="lab_cmpr_InterestcoverageratiocurrentMember_E932294563FA068FF5DF018293160F2B_documentation_en-US" xlink:label="lab_cmpr_InterestcoverageratiocurrentMember_E932294563FA068FF5DF018293160F2B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The ratio of our consolidated EBITDA, as defined by our credit agreement, to our consolidated interest expense.</link:label>
    <link:loc xlink:href="cmpr-20180630.xsd#cmpr_InterestcoverageratiocurrentMember" xlink:label="loc_cmpr_InterestcoverageratiocurrentMember_E932294563FA068FF5DF018293160F2B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cmpr_InterestcoverageratiocurrentMember_E932294563FA068FF5DF018293160F2B" xlink:to="lab_cmpr_InterestcoverageratiocurrentMember_E932294563FA068FF5DF018293160F2B" xlink:type="arc" />
    <link:label id="lab_cmpr_ConsolidatedleverageratiocurrentMember_CB90C696C2616DEC465C0182931667D1_terseLabel_en-US" xlink:label="lab_cmpr_ConsolidatedleverageratiocurrentMember_CB90C696C2616DEC465C0182931667D1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Consolidated leverage ratio, current [Member]</link:label>
    <link:label id="lab_cmpr_ConsolidatedleverageratiocurrentMember_CB90C696C2616DEC465C0182931667D1_label_en-US" xlink:label="lab_cmpr_ConsolidatedleverageratiocurrentMember_CB90C696C2616DEC465C0182931667D1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Consolidated leverage ratio, current [Member]</link:label>
    <link:label id="lab_cmpr_ConsolidatedleverageratiocurrentMember_CB90C696C2616DEC465C0182931667D1_documentation_en-US" xlink:label="lab_cmpr_ConsolidatedleverageratiocurrentMember_CB90C696C2616DEC465C0182931667D1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The ratio of our consolidated indebtedness to our trailing twelve month consolidated EBITDA. Consolidated indebtedness and EBITDA are defined by our credit agreement.</link:label>
    <link:loc xlink:href="cmpr-20180630.xsd#cmpr_ConsolidatedleverageratiocurrentMember" xlink:label="loc_cmpr_ConsolidatedleverageratiocurrentMember_CB90C696C2616DEC465C0182931667D1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cmpr_ConsolidatedleverageratiocurrentMember_CB90C696C2616DEC465C0182931667D1" xlink:to="lab_cmpr_ConsolidatedleverageratiocurrentMember_CB90C696C2616DEC465C0182931667D1" xlink:type="arc" />
    <link:label id="lab_us-gaap_LineOfCreditFacilityLineItems_2BC734BD3D2B1F65AB6101829316FF22_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityLineItems_2BC734BD3D2B1F65AB6101829316FF22" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Line of Credit Facility [Line Items]</link:label>
    <link:label id="lab_us-gaap_LineOfCreditFacilityLineItems_2BC734BD3D2B1F65AB6101829316FF22_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityLineItems_2BC734BD3D2B1F65AB6101829316FF22" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Line of Credit Facility [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="loc_us-gaap_LineOfCreditFacilityLineItems_2BC734BD3D2B1F65AB6101829316FF22" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_2BC734BD3D2B1F65AB6101829316FF22" xlink:to="lab_us-gaap_LineOfCreditFacilityLineItems_2BC734BD3D2B1F65AB6101829316FF22" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet_8A3D473322404E0148A1018293165BFE_terseLabel_en-US" xlink:label="lab_us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet_8A3D473322404E0148A1018293165BFE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt Issuance Costs, Line of Credit Arrangements, Net</link:label>
    <link:label id="lab_us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet_8A3D473322404E0148A1018293165BFE_label_en-US" xlink:label="lab_us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet_8A3D473322404E0148A1018293165BFE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Issuance Costs, Line of Credit Arrangements, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet" xlink:label="loc_us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet_8A3D473322404E0148A1018293165BFE" xlink:type="locator" />
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    <link:label id="lab_us-gaap_OtherNoncashExpense_6BA41E4DE600EA76B46E1B1211A540D2_terseLabel_en-US" xlink:label="lab_us-gaap_OtherNoncashExpense_6BA41E4DE600EA76B46E1B1211A540D2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other non-cash items</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherNoncashExpense" xlink:label="loc_us-gaap_OtherNoncashExpense_6BA41E4DE600EA76B46E1B1211A540D2" xlink:type="locator" />
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    <link:label id="lab_us-gaap_InsuredEventGainLoss_8CB4C1E054055F085A501B1211A6E11A_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_InsuredEventGainLoss_8CB4C1E054055F085A501B1211A6E11A" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Gain on proceeds from insurance</link:label>
    <link:label id="lab_us-gaap_InsuredEventGainLoss_8CB4C1E054055F085A501B1211A6E11A_label_en-US" xlink:label="lab_us-gaap_InsuredEventGainLoss_8CB4C1E054055F085A501B1211A6E11A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Insured Event, Gain (Loss)</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_0FC71F2C062AE7532A391B1211A6F210" xlink:type="locator" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_8C2611C37869C63D07761B1211A62376" xlink:type="locator" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_031D5248B214906DAC731B1211A60A9A" xlink:type="locator" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayable" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_9B17D279D5EEEE88E6F71B1211A7E1B3" xlink:type="locator" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities_DA0BE0F63DCFA221AB811B1211A76717" xlink:type="locator" />
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    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_F63A91156B8332851A691B1211A7D2DD_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_F63A91156B8332851A691B1211A7D2DD" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net cash provided by operating activities</link:label>
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    <link:label id="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_00883E6A7D61775C56E61B1211A7F4C1_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_00883E6A7D61775C56E61B1211A7F4C1" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Purchases of property, plant and equipment</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_00883E6A7D61775C56E61B1211A7F4C1" xlink:type="locator" />
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