Using OCc1cc(C(F)(F)F)cc(C(F)(F)F)c1, O=C1CCC(C(=O)O)(c2ccccc2)CC1 to produce O=C1CCC(C(=O)OCc2cc(C(F)(F)F)cc(C(F)(F)F)c2)(c2ccccc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.