Using CC(C)(C)[Si](C)(C)Oc1ccc(C(=O)c2ccc3c(c2)OC(F)(F)O3)cc1 to produce O=C(c1ccc(O)cc1)c1ccc2c(c1)OC(F)(F)O2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.