Using NCCCc1c[nH]c(N)n1, O=C(c1ccc[nH]1)C(Cl)(Cl)Cl to produce Nc1nc(CCCNC(=O)c2ccc[nH]2)c[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.