O=C(O)C1OC(Oc2cc(O)c3c(=O)cc(-c4ccc(O)cc4)oc3c2)C(O)C(O)C1O
Quantitative Estimate of Druglikeness (QED) is an index of drug-likeness modeled using information available on marketed drugs. What is the Quantitative Estimate of Druglikeness value of this molecule?