[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is an organooxygen compound and an organic heterotricyclic compound."}, {"from": "gpt", "value": "[C][C][=C][C][=Branch1][C][=O][C][=C][Branch1][Ring2][O][Ring1][#Branch1][C][=C][C][=Branch1][=Branch1][=C][Ring1][#Branch1][O][C][C][=Branch1][#Branch2][=C][C][=Branch1][C][=O][C][Ring1][#Branch2][=O][O][C]"}]