[{"from": "human", "value": "Based on the given chemical reaction, suggest some possible reagents. [C][=C][Branch1][C][C][C][=Branch1][C][=O][Cl].[O][C][C][S][C][C][O]>>[C][=C][Branch1][C][C][C][=Branch1][C][=O][O][C][C][S][C][C][O]"}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][O].[C][C][N][Branch1][Ring1][C][C][C][C].[Cl][C][Cl]"}]