O=C1C2=C(C(=O)c3ccccc31)[C@H]1O[C@](CCCCN3C(=O)c4ccccc4C3=O)(Cc3c1ccc1ccccc31)O2
The quantitative estimate of drug-likeness (QED) is the most commonly used quantitative drug efficacy assessment method. Please predict the molecule's qed.