Using CC(=O)c1cc(Cl)c(C)c(C#N)c1-c1cccc(F)c1, C[Si](C)(C)N=[N+]=[N-] to produce CC(=O)c1cc(Cl)c(C)c(-c2nnn[nH]2)c1-c1cccc(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.