[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is a natural product found in Hunteria umbellata, Vinca difformis, and other organisms with data available."}, {"from": "gpt", "value": "[C][C][C@][C][C][C][N][C@H1][Ring1][=Branch1][C@][Branch1][Branch1][C][C][Ring1][Branch1][C][=C][C][=C][C][=C][Ring1][=Branch1][N][C][Ring1][O][=C][Branch1][Branch1][C][Ring2][Ring1][Ring1][C][=Branch1][C][=O][O][C]"}]