Using Brc1ccc(OCc2ccccc2)cc1, O=C(Cl)c1cccc(F)c1F to produce O=C(c1ccc(OCc2ccccc2)cc1)c1cccc(F)c1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.