Using BrCc1coc(Cc2ccccc2)c1, CC1(C)C(Oc2ccc(Cl)cc2)C1C(=O)O to produce CC1(C)C(Oc2ccc(Cl)cc2)C1C(=O)OCc1coc(Cc2ccccc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.