[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C@H1][C][=Branch1][C][=O][N][C@H1][Branch1][Ring2][N][Ring1][=Branch1][C@][Branch2][Ring2][Branch1][C][C@@H1][C][=Branch1][C][=O][N][C@@][Branch1][Ring2][O][Ring1][Branch2][Branch2][Ring1][Ring2][C][=N][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][N][Ring1][P][Ring1][O][C][C][=C][C][=C][C][=C][Ring1][=Branch1][Ring2][Ring1][=N]"}, {"from": "gpt", "value": "The molecule is a fumiquinazoline obtained by oxidative spirocyclisation of fumiquinazoline A. It is a fumiquinazoline, an imidazoindole, an oxaspiro compound, an azaspiro compound and an organic heteroheptacyclic compound."}]