[{"from": "human", "value": "Describe this molecule. [Br][Au][Branch1][C][Br][Br]"}, {"from": "gpt", "value": "The molecule is a chemical compound of gold and bromine. It is used as a catalyst in a variety of reactions. 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, L648)"}]