Using [N-]=[N+]=[N-], CC(C)[C@@H](COS(C)(=O)=O)C[C@H]1COC(C)(C)N1C(=O)OC(C)(C)C to produce CC(C)[C@@H](CN=[N+]=[N-])C[C@H]1COC(C)(C)N1C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.