Using CNC(=O)Cc1cc(OC)c(C(C)(C)C)cc1-c1cccnc1OCc1ccccc1 to produce CNC(=O)Cc1cc(OC)c(C(C)(C)C)cc1-c1ccc[nH]c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.