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    <element id="slsn_EquipmentSaleNetBookValueEquipment" name="EquipmentSaleNetBookValueEquipment" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="slsn_EquipmentSaleOriginalBookValueOfEquipmentAndUpgrades" name="EquipmentSaleOriginalBookValueOfEquipmentAndUpgrades" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
</schema>
