[{"from": "human", "value": "Could you give me a brief overview of this molecule? [O-1][P][=Branch1][C][=O][Branch1][C][O-1][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1].[O-1][P][=Branch1][C][=O][Branch1][C][O-1][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1].[O-1][P][=Branch1][C][=O][Branch1][C][O-1][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1].[Fe+3].[Fe+3].[Fe+3].[Fe+3]"}, {"from": "gpt", "value": "The molecule is an iron coordination entity composed from Fe(3+) cations and diphosphate(4-) anions in a 4:3 ratio. It contains a diphosphate(4-)."}]