[{"from": "human", "value": "What can you tell me about this molecule? [C][C][Branch1][C][C][C][C][=C][Branch2][Ring1][#Branch1][N+1][=Branch2][Ring1][C][=C][Branch1][=Branch2][C][=Branch1][C][=O][N][Ring1][#Branch1][O-1][C][C][Branch1][C][C][C][O-1][O-1]"}, {"from": "gpt", "value": "The molecule is an organic anion obtained by deprotonation of the two hydroxy groups of pulcherriminic acid; major species at pH 7.3. It has a role as a metabolite. It is a conjugate base of a pulcherriminic acid."}]