Using NCCN1CCOCC1, O=[N+]([O-])c1ccc(F)c(Br)c1 to produce O=[N+]([O-])c1ccc(NCCN2CCOCC2)c(Br)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.