Using C1CC2CNCC1O2, O=[N+]([O-])c1c(Cl)nc(Cl)nc1Cl to produce O=[N+]([O-])c1c(Cl)nc(Cl)nc1N1CC2CCC(C1)O2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.