Using O=S(=O)(O)O, CC(C)(O)C(c1ccccc1C#N)n1cncc1CCO[Si](C)(C)C(C)(C)C to produce CC1(C)OC(=O)c2ccccc2C1n1cncc1CCO, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.