[{"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][N][Branch1][C][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][=Branch2][Ring1][Ring1][=C][C][=C][C][=Branch1][=Branch1][=N+1][Branch1][C][C][C][C][=C][Ring1][=Branch2][O][Ring1][#C][C][=C][C][=C][C][=C][Ring1][=Branch1]"}]