[{"from": "human", "value": "Provide a brief overview of this molecule. [C][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][C][O]"}, {"from": "gpt", "value": "The molecule is a 4-hydroxy monocarboxylic acid anion resulting from the removal of a proton from the carboxy group of 4-hydroxybutyric acid. It has a role as an anaesthesia adjuvant and an intravenous anaesthetic. It is a short-chain fatty acid anion, a hydroxy fatty acid anion and a 4-hydroxy monocarboxylic acid anion. It is functionally related to a butyrate. It is a conjugate acid of a 4-hydroxybutyric acid."}]