[{"from": "human", "value": "Please provide possible reagents based on the following chemical reaction. [C][C][O][C][=Branch1][C][=O][C][C@H1][Branch1][C][C][C][C][C][C][Branch1][C][C][C]>>[C][C][Branch1][C][C][C][C][C][C@@H1][Branch1][C][C][C][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "[C][O].[Cl][C][Branch1][C][Cl][Cl].[Na+1].[OH1-1]"}]