[{"from": "human", "value": "Provide a brief overview of this molecule. [C][=Branch1][C][=O][Branch1][C][O-1][O-1].[Mg+2]"}, {"from": "gpt", "value": "The molecule is a magnesium salt with formula CMgO3. Its hydrated forms, particularly the di-, tri-, and tetrahydrates occur as minerals. It has a role as an antacid and a fertilizer. It is a magnesium salt, a carbonate salt, a one-carbon compound and an organic magnesium salt."}]