Using CC(=O)S[C@@H]1CC[C@@]2(C)C(C1)[C@@H](O)C[C@H]1[C@@H]3CC[C@H](O)[C@@]3(C)CC[C@@H]12 to produce CC(=O)S[C@@H]1CC[C@@]2(C)C(C1)C(=O)C[C@@H]1[C@@H]2CC[C@]2(C)C(=O)CC[C@@H]12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.