Using CS(=O)(=O)Cl, CNc1ccc(C(O)(C(F)(F)Cl)C(F)(F)Cl)cc1 to produce CN(c1ccc(C(C(F)(F)Cl)C(F)(F)Cl)cc1)S(C)(=O)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.