Using BrCc1ccccc1, CCOC(=O)COc1ccc(-c2ccc(O)cc2)cc1 to produce CCOC(=O)COc1ccc(-c2ccc(OCc3ccccc3)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.