Using CCOC(=O)Cn1cc(C(=O)Nc2ccc(OCC(C)(C)C)c(C#N)c2)c(C)n1 to produce Cc1nn(CC(=O)O)cc1C(=O)Nc1ccc(OCC(C)(C)C)c(C#N)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.