[{"from": "human", "value": "Based on the given chemical reaction, suggest some possible reagents. [O][=C][Branch1][C][Cl][C][=Branch1][C][=O][Cl].[N-1][=N+1][=N][C][C@@H1][C][C@H1][Ring1][Ring1][C][=Branch1][C][=O][O]>>[N-1][=N+1][=N][C][C@@H1][C][C@H1][Ring1][Ring1][C][=Branch1][C][=O][Cl]"}, {"from": "gpt", "value": "[C][N][Branch1][C][C][C][=O].[Cl][C][Cl]"}]