[{"from": "human", "value": "Could you give me a brief overview of this molecule? [Na+1].[Br-1]"}, {"from": "gpt", "value": "The molecule is a chemical compound of sodium and bromine. It was widely used as an anticonvulsant and a sedative in the late 19th and early 20th centuries, but today is only used in veterinary medicine, as an antiepileptic medication for dogs and cats. It is also used in photography. 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, L665)"}]