Using CC(C)[Si](Cl)(C(C)C)C(C)C, Cc1cc2cc(O)ccc2c(-c2ccc(Cl)cc2)c1Br to produce Cc1cc2cc(O[Si](C(C)C)(C(C)C)C(C)C)ccc2c(-c2ccc(Cl)cc2)c1Br, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.