[{"from": "human", "value": "Describe this molecule. [C][C][=N][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=C][Branch1][=C][C][=C][C][=C][C][=C][Ring1][=Branch1][N][Ring1][P][Ring1][=Branch2][N]"}, {"from": "gpt", "value": "The molecule is an organonitrogen heterocyclic compound and an organic heterotetracyclic compound."}]