Using CCOC(=O)c1sc(N2CCN(Cc3ccc(C(F)(F)F)cc3)C2=O)cc1C to produce Cc1cc(N2CCN(Cc3ccc(C(F)(F)F)cc3)C2=O)sc1C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.