[{"from": "human", "value": "Based on the given chemical reaction, can you propose some likely reagents that might have been utilized? [C][O][C][=C][C][=C][Branch1][Ring1][C][=O][C][=C][Ring1][Branch2].[C][C@@H1][Branch1][C][N][C][O]>>[C][O][C][=C][C][=C][Branch1][=Branch2][C][N][C@H1][Branch1][C][C][C][O][C][=C][Ring1][N]"}, {"from": "gpt", "value": "[C][O].[O].[BH4-1].[Na+1]"}]