[{"from": "human", "value": "What can you tell me about this molecule? [C][C][C][=Branch1][C][=O][C][Br]"}, {"from": "gpt", "value": "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."}]