Using COC(=O)[C@@H]1CC(F)(F)CN1C(=O)OC(C)(C)C, Nc1cnccn1 to produce CC(C)(C)OC(=O)N1CC(F)(F)C[C@H]1C(=O)Nc1cnccn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.