Using c1ccccc1, COc1ccc(Br)c(CC(C)c2ccc(C(=O)O)cc2)c1 to produce COC(=O)c1ccc(C(C)Cc2cc(OC)ccc2Br)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.