Using CCOCO[C@H]1CC[C@@]2(C)[C@H](C1)C(=O)C[C@@H]1[C@@H]2CC[C@]2(C)[C@@H]3[C@H](C[C@@H]12)O[C@]1(CC[C@@H](C)CO1)[C@H]3C to produce CC1CC[C@@]2(OC1)O[C@H]1C[C@H]3[C@@H]4CC(=O)C5CCCC[C@]5(C)[C@H]4CC[C@]3(C)[C@H]1[C@@H]2C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.