Using CCOC(OCC)c1cc(C(C)(C)CNC(=O)c2ccccc2)n(C)n1 to produce Cn1nc(C=O)cc1C(C)(C)CNC(=O)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.