[{"from": "human", "value": "Provide a description of this molecule. [C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a monocarboxylic acid anion that is the conjugate base of phenoxyacetic acid. It has a role as a human xenobiotic metabolite. It is a conjugate base of a phenoxyacetic acid."}]