[{"from": "human", "value": "Provide a description of this molecule. [C][C][=C][Branch2][Ring1][Ring1][N][=C][C][=Branch1][C][=O][N][C][=Branch1][Branch2][=N][C][Ring1][#Branch1][=N][Ring1][O][N][C@@H1][Branch1][C][C][N][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][C@@H1][Branch2][=Branch1][=Branch1][C@@H1][Branch2][Branch1][P][C@@H1][Branch2][Branch1][N][C][O][C@@H1][C@@H1][Branch2][Branch1][Ring2][C@@H1][Branch2][Ring2][#C][C@H1][Branch1][Ring2][O][Ring1][Branch1][C][O][P][=Branch1][C][=O][Branch1][C][O-1][O][C@@H1][Branch1][Branch2][C][C][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][N][C@@H1][Branch1][Branch2][C][C][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][O-1][O][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is the organophosphate oxoanion and tricarboxylic acid trianion formed from sarcinapterin by loss of a proton from the phospho group and from each of the three carboxy groups; major microspecies present at pH 7.3. It is an organophosphate oxoanion and a tricarboxylic acid trianion. It is a conjugate base of a sarcinapterin."}]