[{"from": "human", "value": "Please give me some details about this molecule. [C][C@H1][C][C@H1][Branch1][=Branch1][O][C][Ring1][Branch1][=O][C@@H1][C][C][C@][N][Ring1][Branch1][C][C@H1][Branch1][Ring2][O][Ring1][Branch1][C][C][C@][Ring1][Branch2][C][C@H1][Branch1][Branch2][C][=Branch1][C][=O][O][Ring1][=Branch1][C]"}, {"from": "gpt", "value": "The molecule is a natural product found in Stemona tuberosa and Stemona mairei with data available."}]