[{"from": "human", "value": "Please provide possible reagents based on the following chemical reaction. [C][O][C][=C][C][=C][C][Branch1][Ring1][C][#N][=C][Ring1][Branch2][C]>>[C][C][=C][Branch1][C][O][C][=C][C][=C][Ring1][#Branch1][C][#N]"}, {"from": "gpt", "value": "[Cl][B][Branch1][C][Cl][Cl].[Cl][C][Cl].[I-1].[NH4+1]"}]