Using CC(C)(C)OC(=O)N1CCC2(CC1)CC(OS(C)(=O)=O)C2, [N-]=[N+]=[N-] to produce CC(C)(C)OC(=O)N1CCC2(CC1)CC(N=[N+]=[N-])C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.