CC(=O)O[C@H]1[C@H](C)O[C@@H](Oc2c(-c3ccc(O)cc3)oc3c(CC=C(C)C)c(O)cc(O)c3c2=O)[C@H](O)[C@@H]1O
The quantitative estimate of drug-likeness (QED) is the most commonly used quantitative drug efficacy assessment method. Please predict the molecule's qed.