Using ClCCN1CCCC1, O=[N+]([O-])c1ccc2c(Cl)n[nH]c2c1 to produce O=[N+]([O-])c1ccc2c(Cl)nn(CCN3CCCC3)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.