Using CC(=O)c1ccc(O)c(CCCc2ccccc2)c1O, BrCc1ccccc1 to produce CC(=O)c1ccc(OCc2ccccc2)c(CCCc2ccccc2)c1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.