Using CC1(CSc2ccc(-c3ccc(OC(F)(F)F)cc3)cc2)NC(=O)NC1=O, O=S([O-])OO to produce CC1(CS(=O)c2ccc(-c3ccc(OC(F)(F)F)cc3)cc2)NC(=O)NC1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.