[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is a natural product found in Huperzia serrata with data available."}, {"from": "gpt", "value": "[C][C@@H1][C][C@H1][C@@H1][Branch2][Ring1][=N][C][=Branch1][C][=O][C@H1][C][C][C][N][C@][Ring1][=Branch1][Branch1][Ring2][C][Ring1][=N][C@@][Ring1][N][Branch1][=Branch1][C][C][C][Ring1][#Branch1][O][O]"}]