Using CC(C)(COCc1ccccc1)CN1CCN(c2ccccc2OCC(F)(F)F)CC1 to produce CC(C)(CO)CN1CCN(c2ccccc2OCC(F)(F)F)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.