CC(=O)O[C@H]1CC[C@@]2(C)C(CC[C@]3(C)C2CC[C@]2(C)Oc4c(C)cc(O)cc4C[C@@H]23)C1(C)C
The quantitative estimate of drug-likeness (QED) is the most commonly used quantitative drug efficacy assessment method. Please predict the molecule's qed.