[{"from": "human", "value": "Based on the given chemical reaction, can you propose some likely reagents that might have been utilized? [N][#C][C][=C][C][Branch1][C][N][=C][Branch1][C][Cl][C][=C][Ring1][Branch2][C][C][C][C][=O]>>[N][#C][C][=C][C][Branch1][C][N][=C][Branch1][C][Cl][C][=C][Ring1][Branch2][C][C][C][C][O]"}, {"from": "gpt", "value": "[C][C][C][O][C][Ring1][Branch1].[C][O].[BH4-1].[Na+1]"}]