[{"from": "human", "value": "Provide a description of this molecule. [C][C@H1][C][C@H1][C][C][=Branch1][C][=O][C][=C][Ring1][=Branch1][C][C][C][N][Branch1][=Branch1][C][C][C][Ring1][=Branch2][C][=Branch1][C][=O][C][Ring2][Ring1][C]"}, {"from": "gpt", "value": "The molecule is a natural product found in Huperzia serrata with data available."}]