[{"from": "human", "value": "Could you provide a description of this molecule? [C][=C][C][=Branch1][S][=C][Branch1][Branch2][C][=Branch1][Ring2][=C][Ring1][=Branch1][O-1][N+1][=Branch1][C][=O][O-1][N+1][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule appears as a white to light-colored crystalline solid. Insoluble in water and denser than water. Contact may cause irritation to skin, eyes, and mucous membranes. May be toxic by ingestion. Used to make other chemicals."}]