Using CS(=O)(=O)Cl, CC(C)(C)OC(=O)N[C@H](c1ccc(C(F)(F)F)cc1)[C@@H](O)CO[Si](C)(C)C(C)(C)C to produce CC(C)(C)OC(=O)N[C@H](c1ccc(C(F)(F)F)cc1)[C@H](CO[Si](C)(C)C(C)(C)C)OS(C)(=O)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.