Using CCOCC, CC(C)(C)[Si](C)(C)O[C@@H]1C[C@H]2CCO[C@@H]2C1 to produce CC(=O)O[C@H]1C[C@@H]2CCO[C@H]2C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.