[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a tetracyclic diterpenoid."}, {"from": "gpt", "value": "[C][C@][C][C][C][=C][Branch1][O][C@@H1][Ring1][=Branch1][C][C][C][C][Ring1][#Branch2][=O][C][C][C][=C][Ring1][N][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][O][C]"}]