[{"from": "human", "value": "Describe this molecule. [C][O][C][=C][Branch2][Ring1][=C][C][=C][Branch2][Ring1][Ring2][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][C][N][=C][C][=C][C][=C][C][=C][Ring1][=Branch1][O][N+1][=Branch1][C][=O][O-1][O][C]"}, {"from": "gpt", "value": "The molecule is an aromatic ether and a C-nitro compound."}]