Using CC(C)(C)OC(=O)N1C[C@@H]2C[C@H]1CN2C(=O)[C@@]1(CC(F)F)C=C[C@@H](N)C1 to produce CC(C)(C)OC(=O)N1C[C@@H]2C[C@H]1CN2C(=O)[C@@]1(CC(F)F)CC[C@@H](N)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.