@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:1171
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  dc:created "2006-01-19"^^xsd:date ;
  dc:modified "2012-11-30"^^xsd:date ;
  skos:altLabel "1,2-dithiolane-3-pentanoic acid"@en, "alpha-lipoic acid"@en, "thioctic acid"@en ;
  skos:broader nalt:6760, nalt:2882 ;
  skos:exactMatch <http://id.loc.gov/authorities/subjects/sh96009518> ;
  skos:inScheme <https://lod.nal.usda.gov/nalt> ;
  skos:prefLabel "ácido lipoico"@es, "lipoic acid"@en ;
  skos:related nalt:206 ;
  ns0:marc001 "40842" .

nalt:6760
  a ns0:Chemical, skos:Concept ;
  skos:narrower nalt:1171 ;
  skos:prefLabel "compuestos orgánicos del azufre"@es, "organic sulfur compounds"@en .

nalt:206
  a ns0:Chemical, skos:Concept ;
  skos:prefLabel "antioxidantes"@es, "antioxidants"@en ;
  skos:related nalt:1171 .

nalt:2882
  a ns0:Chemical, skos:Concept ;
  skos:narrower nalt:1171 ;
  skos:prefLabel "organic acids and salts"@en, "ácidos y sales orgánicas"@es .