Using Cc1ccc(C(F)(F)F)cc1S(=O)(=O)N1CCN(C(=O)OC(C)(C)C)[C@@H](C)C1 to produce Cc1ccc(C(F)(F)F)cc1S(=O)(=O)N1CCN[C@@H](C)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.