Using CS(=O)(=O)Cl, CC(O[Si](C)(C)C(C)(C)C)c1ncc(CO)o1 to produce CC(O[Si](C)(C)C(C)(C)C)c1ncc(CCl)o1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.