Using O=C(Cl)N1CCOCC1, CC(C)CC(O)C(=O)NC(COCc1ccccc1)C(N)=O to produce CC(C)CC(OC(=O)N1CCOCC1)C(=O)NC(C#N)COCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.