Using Cc1ccccc1C=O, CC1(C)COC(c2ccc(Br)cc2)=N1 to produce Cc1ccccc1C(O)c1ccc(C2=NC(C)(C)CO2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.