[{"from": "human", "value": "Generate a molecule based on this description. The molecule is a white solid with a slight unpleasant odor. Sinks in water. (USCG, 1999)"}, {"from": "gpt", "value": "[C][=C][C][=Branch1][=N][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][=Branch1][C][=O][O][C][=Branch1][C][=O][O]"}]