Using C#CCC(O)(CC(C)(C)c1ccccc1C(=O)O)C(F)(F)F, C[Si](C)(C)Cl to produce C#CCC(CC(C)(C)c1ccccc1C(=O)O)(O[Si](C)(C)C)C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.