[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][Branch1][C][C][C][C][=Branch1][C][=O][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a 2-oxo monocarboxylic acid that is pentanoic acid (valeric acid) substituted with a keto group at C-2 and a methyl group at C-4. A metabolite that has been found to accumulate in maple syrup urine disease. It has a role as a human metabolite and an algal metabolite. It is a 2-oxo monocarboxylic acid and a branched-chain keto acid. It is functionally related to a valeric acid. It is a conjugate acid of a 4-methyl-2-oxopentanoate."}]