@prefix nalt: <https://lod.nal.usda.gov/nalt/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix ns0: <https://lod.nal.usda.gov/naltv#> .

nalt:309115
  skos:prefLabel "indolizinas"@es, "indolizines"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:broader nalt:3047 .

nalt:5998
  skos:prefLabel "bencimidazoles"@es, "benzimidazoles"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:broader nalt:3047 .

nalt:45384
  skos:prefLabel "aminos heterocíclicos"@es, "heterocyclic amines"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:broader nalt:3047 .

nalt:22192
  skos:prefLabel "carbazoles"@es, "carbazoles"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:broader nalt:3047 .

nalt:313832
  skos:prefLabel "bases nitrogenadas"@es, "nucleobases"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:broader nalt:3047 .

nalt:45393
  skos:prefLabel "compuestos de tetrazolio"@es, "tetrazolium compounds"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:broader nalt:3047 .

nalt:34453
  skos:prefLabel "pirrolidinas"@es, "pyrrolidines"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:broader nalt:3047 .

nalt:14329
  skos:prefLabel "azoles"@es, "azoles"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:broader nalt:3047 .

<https://lod.nal.usda.gov/nalt>
  rdfs:label "NALT Full"@en ;
  a skos:ConceptScheme .

nalt:45389
  skos:prefLabel "isoquinolinas"@es, "isoquinolines"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:broader nalt:3047 .

nalt:43371
  skos:prefLabel "oxazolidinetionas"@es, "oxazolidinethiones"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:broader nalt:3047 .

nalt:45392
  skos:prefLabel "quinoxalinas"@es, "quinoxalines"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:broader nalt:3047 .

nalt:31291
  skos:prefLabel "triacinas"@es, "triazines"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:broader nalt:3047 .

nalt:1477
  skos:prefLabel "piridinas"@es, "pyridines"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:broader nalt:3047 .

nalt:6445
  skos:prefLabel "alcaloides"@es, "alkaloids"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:related nalt:3047 .

nalt:311620
  skos:prefLabel "azirinas"@es, "azirines"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:broader nalt:3047 .

nalt:45391
  skos:prefLabel "pirroles"@es, "pyrroles"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:broader nalt:3047 .

nalt:8044
  skos:prefLabel "penicilinas"@es, "penicillins"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:broader nalt:3047 .

nalt:2186
  skos:prefLabel "fenotiazinas"@es, "phenothiazines"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:broader nalt:3047 .

nalt:14308
  skos:prefLabel "azinas"@es, "azines"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:broader nalt:3047 .

<https://lod.nal.usda.gov/naltv#Chemical>
  rdfs:label "Chemical"@en ;
  a owl:Class .

nalt:3047
  dc:created "2006-01-19"^^xsd:date ;
  skos:narrower nalt:14308, nalt:22192, nalt:311620, nalt:5998, nalt:31286, nalt:8044, nalt:309115, nalt:3046, nalt:14329, nalt:45389, nalt:34984, nalt:45390, nalt:1517, nalt:45393, nalt:313832, nalt:45392, nalt:1477, nalt:25454, nalt:43371, nalt:34453, nalt:2186, nalt:1546, nalt:45391, nalt:7890, nalt:16659, nalt:309234, nalt:45384, nalt:6719, nalt:31291 ;
  skos:inScheme <https://lod.nal.usda.gov/nalt>, <https://lod.nal.usda.gov/nalt-core> ;
  skos:hiddenLabel "organo-nitrogen heterocyclic compounds"@en, "nitrogen heterocycles"@en, "nitrogen heterocyclic"@en, "N-heterocyclic"@en, "N-heterocycle"@en, "nitrogen heterocycle"@en, "N-heterocycles"@en, "heterocyclic-nitrogen-compounds"@en, "organonitrogen heterocyclic compound"@en, "organo-nitrogen heterocyclic compound"@en ;
  ns0:marc001 "18162" ;
  skos:related nalt:6445 ;
  skos:altLabel "organonitrogen heterocyclic compounds"@en ;
  a skos:Concept, ns0:Chemical ;
  dc:modified "2018-10-02"^^xsd:date ;
  skos:prefLabel "heterocyclic nitrogen compounds"@en, "compuestos heterocíclicos nitrogenados"@es ;
  skos:broader nalt:7679, nalt:3817 .

nalt:31286
  skos:prefLabel "piperidinas"@es, "piperidines"@en ;
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 .

nalt:45390
  skos:prefLabel "piridazinas"@es, "pyridazines"@en ;
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 .

nalt:6719
  skos:prefLabel "pirimidinas"@es, "pyrimidines"@en ;
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 .

nalt:1546
  skos:prefLabel "quinolinas"@es, "quinolines"@en ;
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 .

nalt:3046
  skos:prefLabel "acridinas"@es, "acridines"@en ;
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 .

nalt:3817
  skos:prefLabel "compuestos heterocíclicos"@es, "heterocyclic compounds"@en ;
  a ns0:Chemical, skos:Concept ;
  skos:narrower nalt:3047 .

nalt:16659
  skos:prefLabel "benzodiazepinas"@es, "benzodiazepines"@en ;
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 .

nalt:25454
  skos:prefLabel "porfirinas"@es, "porphyrins"@en ;
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 .

nalt:309234
  skos:prefLabel "indolizidinas"@es, "indolizidines"@en ;
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 .

nalt:1517
  skos:prefLabel "indoles"@es, "indoles"@en ;
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 .

nalt:7890
  skos:prefLabel "pteridinas"@es, "pteridines"@en ;
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 .

nalt:7679
  skos:prefLabel "compuestos orgánicos del nitrógeno"@es, "organic nitrogen compounds"@en ;
  a ns0:Chemical, skos:Concept ;
  skos:narrower nalt:3047 .

nalt:34984
  skos:prefLabel "azul de toluidina"@es, "toluidine blue"@en ;
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 .