[{"from": "human", "value": "Given this chemical reaction, what are some reagents that could have been used? [C][O][C][=C][C][=C][C][Branch1][C][F][=C][Ring1][#Branch1][C][=O]>>[C][O][C][=C][C][=C][C][Branch1][C][F][=C][Ring1][#Branch1][C][O]"}, {"from": "gpt", "value": "[C][C][C][O][C][Ring1][Branch1].[O].[BH4-1].[Na+1]"}]