[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is a chemical compound of strontium and bromine. It is used in flares and also has some pharmaceutical uses. 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, L666)"}, {"from": "gpt", "value": "[Br-1].[Br-1].[Sr+2]"}]