[{"from": "human", "value": "Describe this molecule. [C][C@@H1][Branch2][Ring1][Ring2][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][=C][Branch1][Branch1][C][=C][Ring1][Branch2][O][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a monocarboxylic acid anion that is the conjugate base of desmethylnaproxen, obtained by deprotonation of the carboxy group; major species at pH 7.3. It has a role as a drug metabolite, a human blood serum metabolite and a human urinary metabolite. It is a conjugate base of a desmethylnaproxen."}]