Using CC1(C)OC(=O)Nc2ccc(-c3cccc(C#N)c3)cc21, C[Si](C)(C)N=[N+]=[N-] to produce CC1(C)OC(=O)Nc2ccc(-c3cccc(-c4nnn[nH]4)c3)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.