[{"from": "human", "value": "Please propose potential reagents that might have been utilized in the provided chemical reaction. [C][N][C][C][C][=C][C][=C][Branch1][=Branch1][C][=Branch1][C][=O][O][C][=C][Ring1][=Branch2][Ring1][N]>>[C][N][C][C][C][=C][C][=C][Branch1][Ring1][C][O][C][=C][Ring1][Branch2][Ring1][O]"}, {"from": "gpt", "value": "[C][C][C][O][C][Ring1][Branch1].[O].[B-1].[Na+1]"}]