Using COc1ccc(C(=O)OC[C@@H](CO[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)cc1 to produce CC(C)(C)[Si](C)(C)OC[C@H](CO)O[Si](C)(C)C(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.