[{"from": "human", "value": "Describe this molecule. [O-1][S][=Branch1][C][=O][=Branch1][C][=O][O-1].[Mg+2]"}, {"from": "gpt", "value": "The molecule is a magnesium salt having sulfate as the counterion. It has a role as an anticonvulsant, a cardiovascular drug, a calcium channel blocker, an anaesthetic, a tocolytic agent, an anti-arrhythmia drug, an analgesic and a fertilizer. It is a magnesium salt, a metal sulfate and an organic magnesium salt."}]