[{"from": "human", "value": "Generate a molecule based on this description. The molecule is a terpene lactone."}, {"from": "gpt", "value": "[C][C][=C][C][C@@H1][C@@][Branch1][Ring2][O][Ring1][Ring1][Branch2][Ring1][=Branch2][C][C][C][C@@][Branch1][Ring2][O][Ring1][Ring1][Branch1][=N][C][C@][Ring1][N][Branch1][=Branch1][O][C][Ring1][#C][=O][O][C][C]"}]