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

<https://lod.nal.usda.gov/naltv#marc001> rdfs:label "Field 001 in MARC Authority Format"@en .
<https://lod.nal.usda.gov/nalt>
  a skos:ConceptScheme ;
  rdfs:label "NALT Full"@en .

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

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

nalt:43371
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 ;
  skos:prefLabel "oxazolidinethiones"@en, "oxazolidinetionas"@es .

nalt:45391
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 ;
  skos:prefLabel "pyrroles"@en, "pirroles"@es .

nalt:311620
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 ;
  skos:prefLabel "azirines"@en, "azirinas"@es .

nalt:309115
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 ;
  skos:prefLabel "indolizinas"@es, "indolizines"@en .

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

nalt:45389
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 ;
  skos:prefLabel "isoquinolinas"@es, "isoquinolines"@en .

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

nalt:22192
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 ;
  skos:prefLabel "carbazoles"@en, "carbazoles"@es .

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

nalt:313832
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 ;
  skos:prefLabel "bases nitrogenadas"@es, "nucleobases"@en .

nalt:45392
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 ;
  skos:prefLabel "quinoxalines"@en, "quinoxalinas"@es .

nalt:14308
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 ;
  skos:prefLabel "azinas"@es, "azines"@en .

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

nalt:14329
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 ;
  skos:prefLabel "azoles"@es, "azoles"@en .

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

nalt:1477
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 ;
  skos:prefLabel "piridinas"@es, "pyridines"@en .

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

nalt:45384
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 ;
  skos:prefLabel "aminos heterocíclicos"@es, "heterocyclic amines"@en .

nalt:2186
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 ;
  skos:prefLabel "fenotiazinas"@es, "phenothiazines"@en .

nalt:45393
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 ;
  skos:prefLabel "compuestos de tetrazolio"@es, "tetrazolium compounds"@en .

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

nalt:34453
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 ;
  skos:prefLabel "pyrrolidines"@en, "pirrolidinas"@es .

nalt:5998
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 ;
  skos:prefLabel "bencimidazoles"@es, "benzimidazoles"@en .

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

nalt:31291
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 ;
  skos:prefLabel "triacinas"@es, "triazines"@en .

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

nalt:8044
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:3047 ;
  skos:prefLabel "penicilinas"@es, "penicillins"@en .

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

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

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

nalt:6445
  a ns0:Chemical, skos:Concept ;
  skos:prefLabel "alcaloides"@es, "alkaloids"@en ;
  skos:related nalt:3047 .

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