Using CCCCCCSCCCCCCCCCCC1c2ccc(OC)cc2CCC1c1ccc(F)cc1 to produce CCCCCCSCCCCCCCCCCC1c2ccc(O)cc2CCC1c1ccc(F)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.