Using COC(=O)[C@H](Cc1ccc(OCc2ccccc2)cc1)NC(=O)c1cc(Br)ccc1O to produce COC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)c1ccccc1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.