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  <xs:element id="ck0001771146_S000102262Member" abstract="true" name="S000102262Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="ck0001771146_C000272731Member" abstract="true" name="C000272731Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="ck0001771146_ZETAInvestingRiskMember" abstract="true" name="ZETAInvestingRiskMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
</xs:schema>
