Using COC(=O)O[C@H]1CC2=C[C@@H](OC(=O)OC)[C@H]3[C@@H]4CC[C@H](C(C)C5OCC(C)(C)CO5)[C@@]4(C)CC[C@@H]3[C@@]2(C)[C@@H](OC(=O)OC)C1 to produce CC(C1OCC(C)(C)CO1)[C@H]1CC[C@H]2[C@@H]3[C@H](O)C=C4C[C@@H](O)C[C@H](O)[C@]4(C)[C@H]3CC[C@]12C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.