Using O=C(Cl)Oc1ccccc1, CSc1cnc(-c2ccc(N)cc2)nc1N1CCOCC1 to produce CSc1cnc(-c2ccc(NC(=O)Oc3ccccc3)cc2)nc1N1CCOCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.