Using OCc1ccc(Cl)cc1F, O=c1c(Br)c(Br)cnn1-c1ccc(Cl)c(Cl)c1 to produce O=c1c(Br)c(OCc2ccc(Cl)cc2F)cnn1-c1ccc(Cl)c(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.