Using O=[N+]([O-])c1cc(C(F)(F)F)cnc1O, COC(=O)c1ccc(CCl)cc1 to produce COC(=O)c1ccc(COc2ncc(C(F)(F)F)cc2[N+](=O)[O-])cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.