[{"from": "human", "value": "Provide a description of this molecule. [C][Branch2][Ring1][#Branch2][C@@H1][C@H1][Branch2][Ring1][Ring2][C@H1][Branch1][S][C][Branch1][Ring2][O][Ring1][Branch1][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1][O][O][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1]"}, {"from": "gpt", "value": "The molecule is an organophosphate oxoanion arising from deprotonation of the phosphate OH groups of D-ribose 1,5-diphosphate; major species at pH 7.3. It is a conjugate base of a D-ribose 1,5-bisphosphate."}]