[{"from": "human", "value": "What can you tell me about this molecule? [As][Branch1][C][Br][Branch1][C][Br][Br]"}, {"from": "gpt", "value": "The molecule appears as a yellowish white crystalline solid. Absorbs moisture from the air. Decomposed by water to form arsenic acid and hydrobromic acid, a corrosive. Intensely toxic."}]