[{"from": "human", "value": "Please give me some details about this molecule. [C][=C][Branch2][Ring2][Branch2][C][=C][Branch2][Ring1][=Branch2][C][=Branch1][C][=O][C][=Branch1][C][=O][C][=C][Ring1][Branch2][N][C][=Branch1][Ring2][=C][Ring1][Branch1][C][=Branch1][C][=O][O-1][N][=C][Ring2][Ring1][C][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is trianionic form of pyrroloquinoline quinone arising from deprotonation of the three carboxy groups. It has a role as a cofactor. It is a conjugate base of a pyrroloquinoline quinone."}]