[{"from": "human", "value": "Generate a molecule based on this description. The molecule is a natural product found in Huperzia serrata, Huperzia lucidula, and Lycopodium japonicum with data available."}, {"from": "gpt", "value": "[C][C][C][C][C][Branch2][Ring1][O][C][Branch2][Ring1][=Branch1][C][C][C][C][N][C][Ring1][=Branch1][Branch1][Ring2][C][Ring1][N][C][Ring1][O][=C][C][C][Ring1][#Branch1][O][O]"}]