Using c1ccc2c(c1)CCNC2, O=[N+]([O-])c1ccc(Cl)c(Cl)c1 to produce O=[N+]([O-])c1ccc(N2CCc3ccccc3C2)c(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.