Using C#C[Si](C)(C)C, C[S@@](=O)(=NC(=O)c1cncc(Br)c1)c1ccccc1 to produce C[Si](C)(C)C#Cc1cncc(C(=O)N=[S@@](C)(=O)c2ccccc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.