[{"from": "human", "value": "Given this chemical reaction, what are some reagents that could have been used? [C][O][C][Cl].[C][O][C][=C][C][=C][C][=C][Ring1][=Branch1][O]>>[C][O][C][O][C][=C][C][=C][C][=C][Ring1][=Branch1][O][C]"}, {"from": "gpt", "value": "[C][C][C][O][C][Ring1][Branch1].[C][C][Branch1][C][C][Branch1][C][C][O-1].[C][N][Branch1][C][C][C][=O].[Cl-1].[K+1].[NH4+1]"}]