[{"from": "human", "value": "Please give me some details about this molecule. [C][=C][C][=Branch2][Ring1][Ring1][=C][Branch1][O][C][=C][Ring1][=Branch1][C][C][=Branch1][C][=O][O-1][N+1][=Branch1][C][=O][O-1][O]"}, {"from": "gpt", "value": "The molecule is a monocarboxylic acid anion that is the conjugate base of (4-hydroxy-3-nitrophenyl)acetic acid, obtained by deprotonation of the carboxy group. It is a conjugate base of a (4-hydroxy-3-nitrophenyl)acetic acid. It is a conjugate acid of a (3-nitro-4-oxidophenyl)acetate."}]