Using CC1(C)Oc2ccsc2C(NC(=O)c2ccc(C(F)(F)F)cc2)C1O to produce CC(=O)OC1C(NC(=O)c2ccc(C(F)(F)F)cc2)c2sc(C(C)=O)cc2OC1(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.