[{"from": "human", "value": "Provide a description of this molecule. [NH4+1].[NH4+1].[O].[O].[O].[O].[O].[O].[O-1][S][=Branch1][C][=O][=Branch1][C][=O][O-1].[O-1][S][=Branch1][C][=O][=Branch1][C][=O][O-1].[Fe+2]"}, {"from": "gpt", "value": "The molecule is a hydrate that is the hexahydrate form of ferrous ammonium sulfate. Acts as an iron ion donor for building Fe-S clusters in vitro. It is a hydrate and an iron molecular entity. It contains a ferrous ammonium sulfate (anhydrous)."}]