What is <SpectraBase Compound ID> of <ethanol> ?
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Wich means  {SpectraBase Compound ID} at{ethanol} ?
SELECT DISTINCT ?b WHERE { resource:Ethanol property:SpectraBase_compound_ID ?b }
select distinct ?answer where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q153> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P5234> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?answer. }
select distinct ?answer where { wd:Q153 wdt:P5234 ?answer}