[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a lachrymatory agent. It produces immediate pain to the eyes and irritate mucous membranes. This compound belongs to the class of organic compounds known as organobromides. These are compounds containing a chemical bond between a carbon atom and a bromine atom."}, {"from": "gpt", "value": "[C][C][C][=Branch1][C][=O][C][Br]"}]