[{"from": "human", "value": "Given the following reaction, what are some possible reagents that could have been utilized? [Br][C][C][=C][C][=C][C][Branch1][=Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][=C][Ring1][N].[C-1][#N]>>[N][#C][C][C][=C][C][=C][C][Branch1][=Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][=C][Ring1][N]"}, {"from": "gpt", "value": "[C][N][Branch1][C][C][C][=O].[Na+1]"}]