Using C=C1[C@H](COC(C)(C)C)[C@H]2OC(C)(C)O[C@H]2[C@H]1OCc1ccccc1 to produce C=C1[C@H](CO)[C@H](O)[C@H](O)[C@H]1OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.