[{"from": "human", "value": "Describe this molecule. [C][=N][C][=Branch2][=Branch1][#Branch2][=C][C][=Branch1][Ring2][=N][Ring1][=Branch1][N][Branch1][Branch1][C][=N][Ring1][=Branch1][C@H1][C@@H1][Branch2][Branch1][=Branch1][C@@H1][Branch2][Ring2][P][C@H1][Branch1][Ring2][O][Ring1][Branch1][C][O][P][=Branch1][C][=O][Branch1][C][O-1][O][P][=Branch1][C][=O][Branch1][C][O-1][O][P][=Branch1][C][=O][Branch1][C][O-1][O][P][=Branch1][C][=O][Branch1][C][O-1][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1][O][O][N]"}, {"from": "gpt", "value": "The molecule is an organophosphate oxoanion resulting from the removal of all six protons from the phosphate groups of adenosine 5'-pentaphosphate; the major species at pH 7.3. It is a conjugate base of an adenosine 5'-(hexahydrogen pentaphosphate)."}]