Using CC1(C)O[C@@H](CCOS(C)(=O)=O)C(C)(C)O1, [N-]=[N+]=[N-] to produce CC1(C)O[C@@H](CCN=[N+]=[N-])C(C)(C)O1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.