Using O=C(NC1C2CC3CC1CC(O)(C3)C2)[C@@H]1CC(F)(F)CN1C(=O)OCc1ccccc1 to produce O=C(NC1C2CC3CC1CC(O)(C3)C2)[C@@H]1CC(F)(F)CN1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.