[{"from": "human", "value": "Describe this molecule. [C][=Branch1][#Branch1][=C][/C][=Branch1][C][=O][O-1][\\C][=Branch1][C][=O][O-1].[Fe+2]"}, {"from": "gpt", "value": "The molecule is the fumarate salt form of the mineral iron. Administration of ferrous fumarate results in elevation of serum iron concentration, which is then assimilated into hemoglobin, required for the transport of oxygen, or trapped in the reticuloendothelial cells for storage. This agent is used as a dietary supplement, and to prevent or treat iron deficiency related syndromes."}]