Using CN(C)C=O, COc1ccc(-c2cscc2-c2ccc(C#N)cc2C)cc1 to produce COc1ccc(-c2csc(C=O)c2-c2ccc(C#N)cc2C)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.