[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is a natural product found in Fritillaria sichuanica with data available."}, {"from": "gpt", "value": "[C][C][C][C@@H1][C@@H1][Branch2][Ring2][S][C][Branch2][Ring2][O][C@][Branch1][Ring2][O][Ring1][Branch1][C][C][C@@H1][C@H1][C][C][=Branch1][C][=O][C@@H1][C][C][Branch2][Ring1][Branch1][C][C][C@@][Ring1][=Branch1][Branch1][=N][C@H1][Ring1][O][C][C][Ring1][=C][=C][Ring2][Ring1][Ring1][C][C][O][C][N][C][Ring2][Ring1][=C]"}]