[{"from": "human", "value": "Could you give me a brief overview of this molecule? [O][P][=Branch1][C][=O][Branch1][C][O-1][O][P][=Branch1][C][=O][Branch1][C][O][O-1]"}, {"from": "gpt", "value": "The molecule is a divalent inorganic anion obtained by removal of both protons from diphosphoric acid. It is a divalent inorganic anion and a diphosphate ion. It is a conjugate base of a diphosphate(1-). It is a conjugate acid of a diphosphate(3-)."}]