[{"from": "human", "value": "Could you provide a description of this molecule? [C][=C][C][=Branch1][O][=C][C][=C][Ring1][=Branch1][N+1][=Branch1][C][=O][O-1][O-1]"}, {"from": "gpt", "value": "The molecule is a phenolate anion that is the conjugate base of 4-nitrophenol; major species at pH 7.3. It has a role as a human xenobiotic metabolite. It is a conjugate base of a 4-nitrophenol."}]