Using CCO, Cc1ccc(-c2ccc3c(c2)C=C(C(=O)Nc2ccc(C#N)cc2)CCO3)cc1 to produce CCOC(=N)c1ccc(NC(=O)C2=Cc3cc(-c4ccc(C)cc4)ccc3OCC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.