Using OCC1Cc2ccc(Cl)c(-c3ccccc3Cl)c2O1, CC(C)(O)C#N to produce CC(C#N)C1Cc2ccc(Cl)c(-c3ccccc3Cl)c2O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.