Using O=c1[nH]ccc2cc(Br)ccc12, CC(C)(CBr)CO[Si](C)(C)C(C)(C)C to produce CC(C)(CO[Si](C)(C)C(C)(C)C)Cn1ccc2cc(Br)ccc2c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.