Using Fc1ccc(Oc2ccccc2)cc1CBr, CC1(C)C(Oc2ccc(Cl)cc2)C1C(=O)O to produce CC1(C)C(Oc2ccc(Cl)cc2)C1C(=O)OCc1cc(Oc2ccccc2)ccc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.