[{"from": "human", "value": "Describe this molecule. [C][C][O][C][=Branch1][C][=O][C][=Branch1][C][=O][C][=C][C][=C][C][=C][Ring1][=Branch1]"}, {"from": "gpt", "value": "The molecule is the ethyl ester of phenylglyoxylic acid. Metabolite observed in cancer metabolism. It has a role as a human metabolite. It is functionally related to a phenylglyoxylic acid."}]