Using CCOC(=O)Cc1cc(OCCO[Si](C)(C)C(C)(C)C)c(F)cc1Br to produce CC(C)(C)[Si](C)(C)OCCOc1cc(CC(=O)O)c(Br)cc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.