Using CC(C)(C)[Si](C)(C)Cl, O[C@H]1CCN(c2ccc(Br)cc2)C1 to produce CC(C)(C)[Si](C)(C)O[C@H]1CCN(c2ccc(Br)cc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.