Using CCOP(=O)(CO[C@@H](COCc1ccccc1)CO[Si](c1ccccc1)(c1ccccc1)C(C)(C)C)OCC to produce CCOP(=O)(CO[C@H](CO)COCc1ccccc1)OCC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.