Using C#C[Si](C)(C)C, Brc1ccc2c(c1)CC1(CC2)OCCO1 to produce C[Si](C)(C)C#Cc1ccc2c(c1)CC1(CC2)OCCO1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.