[{"from": "human", "value": "Based on the given chemical reaction, can you propose some likely reagents that might have been utilized? [C][C@@H1][Branch1][C][N][C][O].[O][=C][C][=C][C][=C][C][=C][Ring1][=Branch1]>>[C][C@H1][Branch1][Ring1][C][O][N][C][C][=C][C][=C][C][=C][Ring1][=Branch1]"}, {"from": "gpt", "value": "[C][C][O][C][C][O][Ring1][=Branch1].[C][C][=C][C][=C][C][=C][Ring1][=Branch1].[Cl].[O].[BH4-1].[Na+1]"}]