Using CCOC(=O)C(Nc1ccc(C#N)cc1)c1cc(OCC)cc(-c2cnc(C)n2O)c1 to produce CCOC(=O)C(Nc1ccc(C#N)cc1)c1cc(OCC)cc(-c2cnc(C)[nH]2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.