[{"from": "human", "value": "Describe this molecule. [C][C][C][C][=Branch1][C][=O][/C][=C][/C][=C][Branch1][=Branch1][/C][=Branch1][C][=O][O][\\O]"}, {"from": "gpt", "value": "The molecule is an alpha,beta-unsaturated monocarboxylic acid that is nona-2,4-dienoic acid carrying hydroxy and oxo substituents at positions 2 and 6 respectively. It has a role as a bacterial xenobiotic metabolite. It is a 6-oxo monocarboxylic acid, a 2-hydroxy monocarboxylic acid and an alpha,beta-unsaturated monocarboxylic acid. It is a conjugate acid of a 2-hydroxy-6-oxo-nona-2,4-dienoate."}]