[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. Soft, long, white crystals with a bromine odor. "}, {"from": "gpt", "value": "[C][=C][Branch1][=C][C][=C][Branch1][=Branch2][C][=Branch1][Branch1][=C][Ring1][=Branch1][Br][O][Br][Br]"}]