Using CC(=O)OC(C)=O, O=C1CCC(c2ccc(F)cc2)C(=O)C1 to produce CC(=O)C1=C(O)C(c2ccc(F)cc2)CCC1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.