[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule appears as a yellow crystalline solid that is shipped in sealed containers. Strongly irritating to skin and eyes. Used to make other chemicals."}, {"from": "gpt", "value": "[P][Branch1][C][Br][Branch1][C][Br][Branch1][C][Br][Branch1][C][Br][Br]"}]