Using CCCCCCCCC1(O[Si](C)(C)C)C=C(SC)C(=O)C1C(O)CCCCCC(=O)OC to produce CCCCCCCCC1(O)C=C(SC)C(=O)C1C(O)CCCCCC(=O)OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.