Using O=N[O-], COC(=O)c1ccc(N)cc1NC(=O)c1cc(C(F)(F)F)cc(C(F)(F)F)c1 to produce COC(=O)c1ccc(O)cc1NC(=O)c1cc(C(F)(F)F)cc(C(F)(F)F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.