Using CC(C)(C)OC(=O)N[C@H]1C[C@@H](OS(C)(=O)=O)C1, [N-]=[N+]=[N-] to produce CC(C)(C)OC(=O)N[C@H]1C[C@@H](N=[N+]=[N-])C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.