Using CC1(C)c2ccc(C#N)cc2C2OC21, [N-]=[N+]=[N-] to produce CC1(C)c2ccc(C#N)cc2[C@@H](N=[N+]=[N-])[C@@H]1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.