[{"from": "human", "value": "Provide a description of this molecule. [C][N][C][C][C@@][C@H1][C@@H1][Ring1][=Branch1][C][C][=C][Ring1][=Branch1][C][=Branch1][#Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][O][C@@H1][Ring1][=C][C][=Branch1][#Branch2][=C][Branch1][Branch1][C][Ring1][S][=O][O][C][O][C]"}, {"from": "gpt", "value": "The molecule is a natural product found in Stephania cephalantha with data available."}]