O=C1[C@@H]2[C@@H]3CCCN3[C@@]3(C(=O)Nc4ccccc43)[C@@H]2C(=O)N1c1cc(Cl)cc(Cl)c1
The quantitative estimate of drug-likeness (QED) is the most commonly used quantitative drug efficacy assessment method. Please predict the molecule's qed.