Using COc1cc(-c2nnc(-c3cccnc3C(F)(F)F)o2)cc([N+](=O)[O-])c1OC to produce O=[N+]([O-])c1cc(-c2nnc(-c3cccnc3C(F)(F)F)o2)cc(O)c1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.