Using CCOC(=O)c1ccc(-n2cc(C#N)c(-c3cccc(COCc4ccccc4)c3)c2)cc1 to produce CCOC(=O)c1ccc(-n2cc(C#N)c(-c3cccc(CO)c3)c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.