Using ClC(Cl)(Cl)C(Cl)(Cl)Cl, CC(C)(Cn1cc([N+](=O)[O-])cn1)O[Si](C)(C)C to produce CC(C)(Cn1ncc([N+](=O)[O-])c1Cl)O[Si](C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.