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  <xs:element id="ctri_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceAchievedPercentOfTarget" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceAchievedPercentOfTarget" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="ctri_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardsEarnedPercent" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardsEarnedPercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="ctri_JJWhiteInc.Member" abstract="true" name="JJWhiteInc.Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
</xs:schema>
