Using [N-]=[N+]=[N-], C[C@@H]1CC[C@@H]2O[C@@H]2CN1C(=O)OCc1ccccc1 to produce C[C@@H]1CC[C@@H](N=[N+]=[N-])[C@H](O)CN1C(=O)OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.