[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is an organonitrogen heterocyclic compound, an organic heterotricyclic compound and an oxacycle."}, {"from": "gpt", "value": "[C][C@H1][C@@H1][Branch2][Ring2][S][C@H1][Branch2][Ring2][O][C@H1][Branch2][Ring2][=Branch1][C@@H1][Branch1][Ring2][O][Ring1][=Branch1][O][C][=C][Branch2][Ring1][Branch2][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][=Branch1][O][=C][C][=C][O][C][Ring1][Branch1][=N][Ring1][O][O][C][O][C][O][O][O]"}]