[{"from": "human", "value": "Describe this molecule. [C][O][C][=C][Branch1][#C][N][C][=Branch1][Ring2][=C][Ring1][Branch1][C][=C][C][=C][N][Ring1][Branch1][C][=O]"}, {"from": "gpt", "value": "The molecule is an aromatic ether."}]