Using CC(C)(C)OC(=O)N1CC2CNCC(C1)O2, CN(CC=O)S(=O)(=O)c1ccc(C#N)cc1 to produce CN(CCN1CC2CN(C(=O)OC(C)(C)C)CC(C1)O2)S(=O)(=O)c1ccc(C#N)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.