[{"from": "human", "value": "Based on the given chemical reaction, suggest some possible reagents. [C][C][=C][C][Branch1][Ring1][C][#N][=N][C][=C][Ring1][Branch2][N+1][=Branch1][C][=O][O-1]>>[C][C][=C][C][Branch1][Ring1][C][#N][=N][C][=C][Ring1][Branch2][N]"}, {"from": "gpt", "value": "[C][C][O][C][Branch1][C][C][=O].[O].[Cl-1].[NH4+1].[Zn]"}]