[{"from": "human", "value": "Provide a description of this molecule. [C][C][C][C][C][=Branch1][C][=O][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a straight-chain fatty acid consisting of hexanoic acid having an oxo group at position 2. It has a role as a human blood serum metabolite. It is a 2-oxo monocarboxylic acid, an oxo fatty acid, a medium-chain fatty acid and a straight-chain fatty acid. It is functionally related to a hexanoic acid. It is a conjugate acid of a 2-oxohexanoate."}]