Using CC(C)(C)Nc1ccc([N+](=O)[O-])cc1Br, C#C[Si](C)(C)C to produce CC(C)(C)Nc1ccc([N+](=O)[O-])cc1C#C[Si](C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.