Using COc1cc(OC)c2c(c1)SC[C@@H]1[C@@]3(C)CCCC(C)(C)[C@@H]3CC[C@@]21C to produce CC1(C)CCC[C@]2(C)[C@H]3CSc4cc(O)cc(O)c4[C@]3(C)CC[C@@H]12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.