[{"from": "human", "value": "Can you suggest some reagents that might have been used in the given chemical reaction? [C][C][C][C][C][C][C][N].[C][N][C][Branch1][Ring1][C][=O][=C][C][=C][C][=C][C][=C][Ring1][=Branch1][Ring1][O]>>[C][C][C][C][C][C][C][N][C][C][=C][C][=C][C][=C][C][=C][Ring1][=Branch1][N][Ring1][=Branch2][C]"}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][O].[C][C][O].[O].[BH3-1][C][#N].[Na+1]"}]