Using CC(C)(C)OC(=O)N1C[C@@H](C#N)[C@H](O[Si](C)(C)C)C1, CCN(CC)S(F)(F)F to produce CC(C)(C)OC(=O)N1C[C@@H](C#N)[C@@H](F)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.