[{"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 difformis, Gelsemium sempervirens, and Tabernaemontana glandulosa with data available."}, {"from": "gpt", "value": "[C][/C][=C][\\C][N][Branch2][Ring2][=Branch2][C@H1][C][C][=C][Branch2][Ring1][=Branch1][C][=Branch1][C][=O][C][C@@H1][/-Ring1][O][C@][Ring1][=Branch2][Branch1][Ring1][C][O][C][=Branch1][C][=O][O][C][N][C][=C][C][=C][C][=C][Ring2][Ring1][Ring2][Ring1][=Branch1][C]"}]