Using Cc1ccc(C#N)cc1NC(=O)c1ccc(Nc2nc(-c3ccccc3)c3ccccc3n2)cc1, C[Si](C)(C)N=[N+]=[N-] to produce Cc1ccc(-c2nnn[nH]2)cc1NC(=O)c1ccc(Nc2nc(-c3ccccc3)c3ccccc3n2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.