Using CC(C)(C)OC(=O)N1CCN(S(C)(=O)=O)C[C@@H]1C(=O)O to produce CS(=O)(=O)N1CCN[C@@H](C(=O)O)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.