[{"from": "human", "value": "Given the following chemical reaction, what are some potential reagents that could have been employed? [C][C][O][C][=Branch1][C][=O][C][C][N][Branch1][Ring1][C][C][C][=Branch1][C][=O][C][Ring1][Branch2][=O]>>[C][C][N][C][C][Branch1][=Branch1][C][=Branch1][C][=O][O][C][=Branch1][C][=O][C][Ring1][=Branch2][=O]"}, {"from": "gpt", "value": "[C][C][C][O][C][Ring1][Branch1].[Cl][C][Cl].[O].[Li+1].[OH1-1]"}]