Using CC(=O)O[C@H]1CCC[C@]2(C)[C@@H](OC(C)(C)C)CCC[C@@H]12 to produce CC(=O)O[C@H]1CCC[C@]2(C)[C@@H](O)CCC[C@@H]12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.