[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a natural product found in Vinca major with data available."}, {"from": "gpt", "value": "[C][C@H1][C@H1][Branch2][Ring2][=N][C@@H1][C][C@@H1][N][Ring1][=Branch1][C@@H1][C@H1][Ring1][=Branch1][C@H1][Branch2][Ring1][=Branch2][C@@][Branch1][Ring2][C][Ring1][Branch1][C][Ring1][Branch2][=N][C][=C][Ring1][=Branch1][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][O][C][=Branch1][C][=O][C][C][O][C][=Branch1][C][=O][C]"}]