@prefix kfp: <http://data.loterre.fr/ark:/67375/KFP> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix obo: <http://purl.obolibrary.org/obo/> .

kfp:-P8P06ZFR-9
  skos:prefLabel "delta-lactone"@en ;
  a skos:Concept ;
  skos:narrower kfp:-CWDK60X1-F .

kfp:-KVG72SL6-K
  skos:prefLabel "pyranoindolizinoquinoline"@en ;
  a skos:Concept ;
  skos:narrower kfp:-CWDK60X1-F .

kfp:-H9D0Z6FQ-7
  skos:prefLabel "C-nitro compound"@en ;
  a skos:Concept ;
  skos:narrower kfp:-CWDK60X1-F .

kfp: a skos:ConceptScheme .
kfp:-P4R31DPC-2
  skos:prefLabel "tertiary alcohol"@en ;
  a skos:Concept ;
  skos:narrower kfp:-CWDK60X1-F .

kfp:-VKB6JR88-2
  skos:prefLabel "semisynthetic derivative"@en ;
  a skos:Concept ;
  skos:narrower kfp:-CWDK60X1-F .

kfp:-
  a isothes:ConceptGroup ;
  skos:prefLabel "3_STAR"@en ;
  skos:member kfp:-CWDK60X1-F .

kfp:-CWDK60X1-F
  owl:sameAs obo:CHEBI_90225 ;
  skos:hiddenLabel "9-nitrocamptothecin"@en, "9-nitro-20(S)-camptothecin"@en, "9-NC"@en, "Camptogen"@en, "rubitecanum"@en, "9-nitro-(20S)-camptothecin"@en, "RFS 2000"@en, "Orathecin"@en ;
  skos:broader kfp:-P8P06ZFR-9, kfp:-KVG72SL6-K, kfp:-P4R31DPC-2, kfp:-VKB6JR88-2, kfp:-H9D0Z6FQ-7 ;
  skos:inScheme kfp: ;
  skos:altLabel "(4S)-4-ethyl-4-hydroxy-10-nitro-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione"@en ;
  a skos:Concept ;
  skos:prefLabel "rubitecan"@en .