[{"from": "human", "value": "Please give me some details about this molecule. [C][Branch1][Ring1][C][=O][C][Branch1][Ring1][C][O][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a 4-oxo monocarboxylic acid that is 4-oxobutanoic acid which is substituted by a hydroxymethyl group at position 2. It is a 4-oxo monocarboxylic acid, a 3-hydroxy monocarboxylic acid and an alpha-CH2-containing aldehyde. It is functionally related to a butyric acid. It is a conjugate acid of a 2-(hydroxymethyl)-4-oxobutanoate."}]