[{"from": "human", "value": "Generate a molecule based on this description. The molecule is a natural product found in Catharanthus roseus with data available."}, {"from": "gpt", "value": "[C][C][C@@H1][C][C@H1][C][C@][Branch2][Ring1][O][C@@H1][Ring1][=Branch1][N][Branch1][Ring2][C][Ring1][=Branch1][C][C][C][=C][Ring1][Branch2][N][C][=C][C][=C][C][=C][Ring1][=Branch2][Ring1][=Branch1][C][=Branch1][C][=O][O][C]"}]