Using CC(=O)OC(CCc1cc(C(F)(F)F)cc(C(F)(F)F)c1)C1(c2ccccc2)CCC2(CC1)OCCO2 to produce OC(CCc1cc(C(F)(F)F)cc(C(F)(F)F)c1)C1(c2ccccc2)CCC2(CC1)OCCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.