[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C@@H1][Branch1][Ring1][C][=O][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a 2-methyl-3-oxopropanoic acid that has S-configuration. It has a role as a mouse metabolite. It is a 2-methyl-3-oxopropanoic acid and an aldehydic acid. It is functionally related to a propionic acid. It is a conjugate acid of a (S)-methylmalonate semialdehyde."}]