Using O=C(Cl)c1cccnc1, CC(C)(C)OC(=O)N1CCC(CN)CC1 to produce CC(C)(C)OC(=O)N1CCC(CNC(=O)c2cccnc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.