Using O=C(O)c1ccc(Cl)s1, Cn1ncc(Cl)c1-c1cc(N)ccc1OCCN1CCOCC1 to produce Cn1ncc(Cl)c1-c1cc(NC(=O)c2ccc(Cl)s2)ccc1OCCN1CCOCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.