[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][Branch1][#Branch1][C@H1][Branch1][Ring1][C][=O][O][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a 4-oxo monocarboxylic acid that is 4-oxobutanoic acid in which the pro-R hydrogen at position 3 has been replaced by a hydroxy group. It is a 4-oxo monocarboxylic acid, a secondary alcohol, a hydroxyaldehyde and an aldehydic acid. It is a conjugate acid of a (3R)-3-hydroxy-4-oxobutanoate."}]