Using CC(=O)Oc1cc(C(C)(C)C)c(O)cc1C(C)(C)C, BrCc1ccccc1 to produce CC(=O)Oc1cc(C(C)(C)C)c(OCc2ccccc2)cc1C(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.