[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is a member of pyridazines and a ring assembly."}, {"from": "gpt", "value": "[C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][N][C][=C][C][=Branch1][Ring2][=N][Ring1][Branch1][C][=Branch1][P][=N][N][=C][Ring1][#Branch1][C][=C][C][=Branch1][=Branch1][=C][C][=C][Ring1][=Branch1][Br][C]"}]