COc1ccc2c(c1)C(=O)[C@H](OC(=O)Nc1ccc(C)c(Br)c1)[C@@H](c1ccc(OC)c(Br)c1)O2
The quantitative estimate of drug-likeness (QED) is the most commonly used quantitative drug efficacy assessment method. Please predict the molecule's qed.