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    <link:label id="lab_ck0001771146_ConcentrationRiskMember_documentation_en-US" xlink:label="lab_ck0001771146_ConcentrationRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Concentration Risk Member</link:label>
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