[{"from": "human", "value": "Please give me some details about this molecule. [Mg+2].[Br-1].[Br-1]"}, {"from": "gpt", "value": "The molecule is a chemical compound of magnesium and bromine. It is often used as a mild sedative and as an anticonvulsant for treatment of nervous disorders. Bromine is a halogen element with the symbol Br and atomic number 35. Diatomic bromine does not occur naturally, but bromine salts can be found in crustal rock. (L625, L657)"}]