[{"from": "human", "value": "Given the following reaction, what are some possible reagents that could have been utilized? [C][C][N].[O][=C][C][=C][C][Branch1][C][Cl][=C][C][=C][Ring1][#Branch1][O][C][C][C][C][C][Ring1][Branch1]>>[C][C][N][C][C][=C][C][Branch1][C][Cl][=C][C][=C][Ring1][#Branch1][O][C][C][C][C][C][Ring1][Branch1]"}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][O].[C][O].[Cl].[Cl].[BH3-1][C][#N].[Na+1].[Na+1].[OH1-1]"}]