Using CC(O)c1cc(F)c(OCc2ccccc2)c(F)c1OCc1ccccc1 to produce CC(=O)c1cc(F)c(OCc2ccccc2)c(F)c1OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.