CCN1C(=O)[C@H]2[C@@H](C1=O)[C@@H](c1ccc(C)cc1)N1C(=O)N(c3cccc(Br)c3)C(=O)[C@@]21CC(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.