[{"from": "human", "value": "From the provided chemical reaction, propose some possible reagents that could have been used. [N][#C][C][=C][C][=C][Branch1][C][N][C][Branch1][=Branch1][N+1][=Branch1][C][=O][O-1][=C][Ring1][#Branch2].[N-1][=N+1][=N-1]>>[N][C][=C][C][=C][Branch1][Branch2][C][=N][N][=N][NH1][Ring1][Branch1][C][=C][Ring1][O][N+1][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "[Cl].[Br-1].[Br-1].[Na+1].[Zn+2]"}]