COc1cc([C@@H]2c3cc4c(cc3[C@@H](OC(=O)c3cccc(N)c3)C3COC(=O)[C@@H]32)OCO4)cc(OC)c1O
The quantitative estimate of drug-likeness (QED) is the most commonly used quantitative drug efficacy assessment method. Please predict the molecule's qed.