[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][Branch1][O][C][C][C][=Branch1][C][=O][O][C][Ring1][=Branch1][O]"}, {"from": "gpt", "value": "The molecule is a butan-4-olide that is gamma-butanolactone substituted by a 1-hydroxyethyl group at position 4. It has a role as a metabolite. It is a butan-4-olide and a secondary alcohol."}]