Using CC(C)(C)[Si](C)(C)O[C@@H]1C[C@@H](CN)N(C(=O)OCc2ccc([N+](=O)[O-])cc2)C1, CC(Cl)C(=O)Cl to produce CC(Cl)C(=O)NC[C@@H]1C[C@@H](O[Si](C)(C)C(C)(C)C)CN1C(=O)OCc1ccc([N+](=O)[O-])cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.