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xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="PinnacleFinancialPartnersInc8397CTIMember" order="7.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#dint_DelphiFinancialGroupInc7107051537CTIMember" xlink:label="DelphiFinancialGroupInc7107051537CTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="DelphiFinancialGroupInc7107051537CTIMember" order="8.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#dint_HSBCHoldingsPLC82028Minus09Minus07CTIMember" xlink:label="HSBCHoldingsPLC82028Minus09Minus07CTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="HSBCHoldingsPLC82028Minus09Minus07CTIMember" order="9.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#dint_LandOLakesInc8000CTIMember" xlink:label="LandOLakesInc8000CTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="LandOLakesInc8000CTIMember" order="10.0" priority="1"/></link:definitionLink><link:labelLink xlink:type="extended" xlink:role="http://www.xbrl.org/2003/role/link"><link:loc xlink:type="locator" xlink:href="#dint_C000174035Member" xlink:label="C000174035Member"/><link:label xlink:type="resource" xlink:label="label_C000174035Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000174035</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000174035Member" xlink:to="label_C000174035Member" priority="1"/><link:loc xlink:type="locator" xlink:href="#dint_C000174036Member" xlink:label="C000174036Member"/><link:label xlink:type="resource" xlink:label="label_C000174036Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000174036</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000174036Member" xlink:to="label_C000174036Member" priority="1"/><link:loc xlink:type="locator" xlink:href="#dint_C000174037Member" xlink:label="C000174037Member"/><link:label xlink:type="resource" xlink:label="label_C000174037Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000174037</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000174037Member" xlink:to="label_C000174037Member" priority="1"/><link:loc xlink:type="locator" xlink:href="#dint_CorporateDebtSecuritiesSectorMember" xlink:label="CorporateDebtSecuritiesSectorMember"/><link:label xlink:type="resource" xlink:label="label_CorporateDebtSecuritiesSectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Corporate Debt Securities</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CorporateDebtSecuritiesSectorMember" xlink:to="label_CorporateDebtSecuritiesSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#dint_MoneyMarketFundsSectorMember" xlink:label="MoneyMarketFundsSectorMember"/><link:label xlink:type="resource" xlink:label="label_MoneyMarketFundsSectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Money Market Funds</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MoneyMarketFundsSectorMember" xlink:to="label_MoneyMarketFundsSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#dint_ContingentCapitalSecuritiesSectorMember" xlink:label="ContingentCapitalSecuritiesSectorMember"/><link:label xlink:type="resource" xlink:label="label_ContingentCapitalSecuritiesSectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Contingent Capital Securities</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingentCapitalSecuritiesSectorMember" xlink:to="label_ContingentCapitalSecuritiesSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#dint_PreferredSecuritiesSectorMember" xlink:label="PreferredSecuritiesSectorMember"/><link:label xlink:type="resource" xlink:label="label_PreferredSecuritiesSectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Preferred Securities</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredSecuritiesSectorMember" xlink:to="label_PreferredSecuritiesSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_MaterialsSectorMember" xlink:label="MaterialsSectorMember"/><link:label xlink:type="resource" xlink:label="label_MaterialsSectorMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Materials</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MaterialsSectorMember" xlink:to="label_MaterialsSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HealthcareSectorMember" xlink:label="HealthcareSectorMember"/><link:label xlink:type="resource" xlink:label="label_HealthcareSectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Health Care</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="HealthcareSectorMember" xlink:to="label_HealthcareSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ConsumerDiscretionarySectorMember" xlink:label="ConsumerDiscretionarySectorMember"/><link:label xlink:type="resource" xlink:label="label_ConsumerDiscretionarySectorMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Consumer Discretionary</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsumerDiscretionarySectorMember" xlink:to="label_ConsumerDiscretionarySectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ConsumerStaplesSectorMember" xlink:label="ConsumerStaplesSectorMember"/><link:label xlink:type="resource" xlink:label="label_ConsumerStaplesSectorMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Consumer Staples</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsumerStaplesSectorMember" xlink:to="label_ConsumerStaplesSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_CommunicationsSectorMember" xlink:label="CommunicationsSectorMember"/><link:label xlink:type="resource" xlink:label="label_CommunicationsSectorMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Communications</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommunicationsSectorMember" xlink:to="label_CommunicationsSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EnergySectorMember" xlink:label="EnergySectorMember"/><link:label xlink:type="resource" xlink:label="label_EnergySectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Energy</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EnergySectorMember" xlink:to="label_EnergySectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_UtilitiesSectorMember" xlink:label="UtilitiesSectorMember"/><link:label xlink:type="resource" xlink:label="label_UtilitiesSectorMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Utilities</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UtilitiesSectorMember" xlink:to="label_UtilitiesSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#dint_FinancialsSectorMember" xlink:label="FinancialsSectorMember"/><link:label xlink:type="resource" xlink:label="label_FinancialsSectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Financials</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancialsSectorMember" xlink:to="label_FinancialsSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#dint_LibertyMutualGroupInc7800031527CTIMember" xlink:label="LibertyMutualGroupInc7800031527CTIMember"/><link:label xlink:type="resource" xlink:label="label_LibertyMutualGroupInc7800031527CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Liberty Mutual Group, Inc., 7.800%, 03/15/27</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LibertyMutualGroupInc7800031527CTIMember" xlink:to="label_LibertyMutualGroupInc7800031527CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#dint_BancoSantanderSA4752027Minus05Minus12CTIMember" xlink:label="BancoSantanderSA4752027Minus05Minus12CTIMember"/><link:label xlink:type="resource" xlink:label="label_BancoSantanderSA4752027Minus05Minus12CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Banco Santander S.A., 4.75, 2027-05-12</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BancoSantanderSA4752027Minus05Minus12CTIMember" xlink:to="label_BancoSantanderSA4752027Minus05Minus12CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#dint_ProvidentFinancingTrustI7405031538CTIMember" xlink:label="ProvidentFinancingTrustI7405031538CTIMember"/><link:label xlink:type="resource" xlink:label="label_ProvidentFinancingTrustI7405031538CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Provident Financing Trust I, 7.405%, 03/15/38</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProvidentFinancingTrustI7405031538CTIMember" xlink:to="label_ProvidentFinancingTrustI7405031538CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#dint_MTBankCorporation5625121526CTIMember" xlink:label="MTBankCorporation5625121526CTIMember"/><link:label xlink:type="resource" xlink:label="label_MTBankCorporation5625121526CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">M&amp;T Bank Corporation, 5.625%, 12/15/26</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MTBankCorporation5625121526CTIMember" xlink:to="label_MTBankCorporation5625121526CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#dint_FlagstarFinancialInc6375031727CTIMember" xlink:label="FlagstarFinancialInc6375031727CTIMember"/><link:label xlink:type="resource" xlink:label="label_FlagstarFinancialInc6375031727CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Flagstar Financial Inc., 6.375%, 03/17/27</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FlagstarFinancialInc6375031727CTIMember" xlink:to="label_FlagstarFinancialInc6375031727CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#dint_AtheneHoldingLtd6350063029CTIMember" xlink:label="AtheneHoldingLtd6350063029CTIMember"/><link:label xlink:type="resource" xlink:label="label_AtheneHoldingLtd6350063029CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Athene Holding Ltd., 6.350%, 06/30/29</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AtheneHoldingLtd6350063029CTIMember" xlink:to="label_AtheneHoldingLtd6350063029CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#dint_PinnacleFinancialPartnersInc8397CTIMember" xlink:label="PinnacleFinancialPartnersInc8397CTIMember"/><link:label xlink:type="resource" xlink:label="label_PinnacleFinancialPartnersInc8397CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Pinnacle Financial Partners, Inc., 8.397%</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PinnacleFinancialPartnersInc8397CTIMember" xlink:to="label_PinnacleFinancialPartnersInc8397CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#dint_DelphiFinancialGroupInc7107051537CTIMember" xlink:label="DelphiFinancialGroupInc7107051537CTIMember"/><link:label xlink:type="resource" xlink:label="label_DelphiFinancialGroupInc7107051537CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Delphi Financial Group, Inc., 7.107%, 05/15/37</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DelphiFinancialGroupInc7107051537CTIMember" xlink:to="label_DelphiFinancialGroupInc7107051537CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#dint_HSBCHoldingsPLC82028Minus09Minus07CTIMember" xlink:label="HSBCHoldingsPLC82028Minus09Minus07CTIMember"/><link:label xlink:type="resource" xlink:label="label_HSBCHoldingsPLC82028Minus09Minus07CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">HSBC Holdings PLC, 8, 2028-09-07</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="HSBCHoldingsPLC82028Minus09Minus07CTIMember" xlink:to="label_HSBCHoldingsPLC82028Minus09Minus07CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#dint_LandOLakesInc8000CTIMember" xlink:label="LandOLakesInc8000CTIMember"/><link:label xlink:type="resource" xlink:label="label_LandOLakesInc8000CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Land O&apos; Lakes, Inc., 8.000%</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LandOLakesInc8000CTIMember" xlink:to="label_LandOLakesInc8000CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_NoTradingSymbolFlag" xlink:label="NoTradingSymbolFlag"/><link:label 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