Using CCC(C)COc1ccc(-c2ccccc2-c2ccc(C(=O)[O-])cc2)cc1Br, [OH-] to produce CCC(C)COc1ccc(-c2ccc(O)cc2)cc1Br, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.