Using BrCc1ccccc1, O=C(O)c1cc(OCc2ccccc2)c(F)c(F)c1Nc1ccccc1F to produce O=C(OCc1ccccc1)c1cc(OCc2ccccc2)c(F)c(F)c1Nc1ccccc1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.