Using CC[Si](Cl)(CC)CC, CC1(C)OCc2cc([C@@H](O)CBr)ccc2O1 to produce CC[Si](CC)(CC)O[C@@H](CBr)c1ccc2c(c1)COC(C)(C)O2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.