Using O=[N+]([O-])c1cc(F)ccc1F, CCOC(=O)c1cccc(O)c1 to produce CCOC(=O)c1cccc(Oc2ccc(F)cc2[N+](=O)[O-])c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.