Using CC(C)(C)OC(=O)NC(Cc1ccc(O)c(C(C)(C)C)c1)CN1C(=O)c2ccccc2C1=O to produce CC(C)(C)OC(=O)NC(CN)Cc1ccc(O)c(C(C)(C)C)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.