has role 4-hydroxy monocarboxylic acid anion 4-hydroxybutyrate KEGG:C00989 CHEBI:20401 CHEBI:12006 CHEBI:16724 UM-BBD_compID:c0022 GHB 4-hydroxybutanoate DrugBank:DB01440 chebi_ontology Beilstein:3903887 Gmelin:1524032 gamma-hydroxybutyrate A 4-hydroxy monocarboxylic acid anion resulting from the removal of a proton from the carboxy group of 4-hydroxybutyric acid. butyrate 4-hydroxybutyric acid intravenous anaesthetic short-chain fatty acid anion hydroxy fatty acid anion anaesthesia adjuvant