Using O=C(O)C1CNC1, CC(C)Oc1ccc(-c2noc(-c3ccc(C=O)cc3)n2)cc1Cl to produce CC(C)Oc1ccc(-c2noc(-c3ccc(CN4CC(C(=O)O)C4)cc3)n2)cc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.