Using CCOP(=O)(OCC)[C@@H]1SC[C@H](CO[Si](C)(C)C(C)(C)C)S1 to produce CCOP(=O)(OCC)[C@@H]1SC[C@H](CO)S1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.