Using C[Si](C)(C)C#Cc1ccc(Cl)cc1Br, COc1cc(B(O)O)ccn1 to produce COc1cc(-c2cc(Cl)ccc2C#C[Si](C)(C)C)ccn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.