Using C=CC[C@H]1CC(C(=O)OC)=C[C@H]2O[C@@H]12, [N-]=[N+]=[N-] to produce C=CC[C@H]1CC(C(=O)OC)=C[C@H](N=[N+]=[N-])[C@H]1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.