Using COc1cc(C#N)c([N+](=O)[O-])cc1OC, C[Si](C)(C)N=[N+]=[N-] to produce COc1cc(-c2nn[nH]n2)c([N+](=O)[O-])cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.