Using C[C@H](/C=C/COC(c1ccccc1)(c1ccccc1)c1ccccc1)[C@H](CCO[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C to produce C[C@H](/C=C/COC(c1ccccc1)(c1ccccc1)c1ccccc1)[C@H](CCO)O[Si](C)(C)C(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.