[{"from": "human", "value": "Please provide possible reagents based on the following chemical reaction. [C][N][C@@H1][Branch1][#Branch1][C][C][Branch1][C][C][C][C][=Branch1][C][=O][O].[C][O]>>[C][N][C@@H1][Branch1][#Branch1][C][C][Branch1][C][C][C][C][=Branch1][C][=O][O][C]"}, {"from": "gpt", "value": "[C][C][O][C][C][O][Ring1][=Branch1].[Cl]"}]