[{"from": "human", "value": "Generate a molecule based on this description. The molecule is a natural product found in Huperzia serrata with data available."}, {"from": "gpt", "value": "[C][C@@H1][C][C@@H1][Branch1][#C][C@H1][C][C][C][N][Branch1][#Branch1][C@@H1][Ring1][=Branch1][C][Ring1][#Branch2][C][C][C][=N+1][Branch1][#Branch1][C][C][C][C][Ring1][=Branch1][O-1]"}]