Using C#Cc1ccccn1, C[Si](C)(C)CCOCn1nc(I)c2ccc([N+](=O)[O-])cc21 to produce C[Si](C)(C)CCOCn1nc(C#Cc2ccccn2)c2ccc([N+](=O)[O-])cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.