Using CC(C)n1cc(-c2ccc(C#C[Si](C)(C)C)cn2)c2ccc(NS(C)(=O)=O)cc21 to produce C#Cc1ccc(-c2cn(C(C)C)c3cc(NS(C)(=O)=O)ccc23)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.