Using O=[N+]([O-])c1cc(O)c(F)cc1F, O=C(Cl)N1CCCC1 to produce O=C(Oc1cc([N+](=O)[O-])c(F)cc1F)N1CCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.