@prefix rdfs: . @prefix isac: . isac:ethynodiol_diacetate_ rdfs:label "ethynodiol diacetate" . @prefix owl: . @prefix dbr: . isac:ethynodiol_diacetate_ owl:sameAs dbr:Etynodiol_diacetate . @prefix isao: . isac:ethynodiol_diacetate_ isao:hasHead "diacetate" ; isao:hasPreModifier "ethynodiol" .