Using Cc1ccc(-c2c(Cl)cc(C(F)(F)F)cc2Cl)cc1S(=O)(=O)Cl, Cl to produce Cc1ccc(-c2c(Cl)cc(C(F)(F)F)cc2Cl)cc1Sc1cc(-c2c(Cl)cc(C(F)(F)F)cc2Cl)ccc1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.