Using OCC(O)CS, COC(=O)CCCC#CC(O)C1C(=O)C2OC2C1C=CC(O[Si](C)(C)C(C)(C)C)C1CCCC1 to produce COC(=O)CCCC#CC(O)C1C(=O)C(SCC(O)CO)=CC1C=CC(O[Si](C)(C)C(C)(C)C)C1CCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.