Using CC(O)c1cnc(-c2ccc(Cl)cc2)s1, CC1(C)OC(C)(C)C(Cl)=CC1=O to produce CC(OC1=CC(=O)C(C)(C)OC1(C)C)c1cnc(-c2ccc(Cl)cc2)s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.