[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a natural product found in Aspidosperma quebracho-blanco and Vinca major with data available."}, {"from": "gpt", "value": "[C][/C][=C][/C][N][C@H1][C][C][\\-Ring1][=Branch1][C@][Branch2][Ring1][#Branch2][C@@H1][Ring1][=Branch1][C][C@@][Branch1][#C][C@@H1][Ring1][Branch2][N][C][=C][C][=C][C][=C][Ring1][=Branch1][Ring1][=Branch2][C@@H1][Ring1][=N][O][C][=Branch1][C][=O][O][C]"}]