[{"from": "human", "value": "Generate a molecule based on this description. The molecule is an organooxygen compound and an organic heterotricyclic compound."}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][O][C@H1][C][C@@H1][C][=Branch1][C][=O][O][C@@H1][Branch2][Ring1][#Branch2][C][C@][Ring1][#Branch1][Branch2][Ring1][C][C@H1][C@H1][Ring1][O][C@H1][C][C@@H1][Branch1][Ring2][C][Ring1][=Branch1][O][C][Ring1][=Branch1][=O][C][C][=C][O][C][=C][Ring1][Branch1]"}]