Using CCN1CCOCC1, CC(C)(C)OC(=O)N[C@@H](Cc1ccc(S(=O)(=O)c2ccccc2)cc1)C(=O)O to produce CC(C)(C)OC(=O)N[C@@H](Cc1ccc(S(=O)(=O)c2ccccc2)cc1)C(N)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.