[{"from": "human", "value": "Describe this molecule. [C][C][N][S][=Branch1][C][=O][=Branch1][C][=O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C]"}, {"from": "gpt", "value": "Platelets (from dilute alcohol or ligroin) or off-white solid. "}]