@prefix skos: . @prefix isothes: . @prefix inist: . skos:prefLabel "Chemical compound"@en, "Composé chimique"@fr ; a isothes:ConceptGroup, skos:Collection ; skos:member . a skos:ConceptScheme . inist:semCategory "Composé chimique"@fr, "Chemical compound"@en ; skos:prefLabel "hopane"@fr, "hopane"@en, "hopano"@es ; skos:broader ; skos:inScheme ; skos:hiddenLabel "hopanes"@en, "Hopane"@fr, "Hopane"@en ; a skos:Concept . skos:prefLabel "hidrocarburo"@es, "hydrocarbon"@en, "hydrocarbure"@fr ; a skos:Concept ; skos:narrower .