Using CC(C)[Si](C(C)C)(C(C)C)n1ccc(-c2ccc(N3CC(=O)NS3(=O)=O)c(OCc3ccccc3)c2)c1 to produce CC(C)[Si](C(C)C)(C(C)C)n1ccc(-c2ccc(N3CC(=O)NS3(=O)=O)c(O)c2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.