Using CC(C)(C)OC(=O)Nc1cncc(C(F)(F)F)c1 to produce CC(C)(C)OC(=O)N[C@@H]1CNC[C@H](C(F)(F)F)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.