Using Nc1ccc(Cl)cn1, COC(=O)c1cc([N+](=O)[O-])ccc1NCC1CCN(c2ccncc2)CC1 to produce Nc1ccc(NCC2CCN(c3ccncc3)CC2)c(C(=O)Nc2ccc(Cl)cn2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.