Using C=C(O[Si](C)(C)C)c1ccc(Cl)cc1, O=C(C=Cc1ccc(F)c(F)c1)c1ccccc1O to produce O=C(CC(CC(=O)c1ccccc1O)c1ccc(F)c(F)c1)c1ccc(Cl)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.