O=C(O)CN(CC(=O)O)Cc1cc2c(-c3ccccc3C(=O)O)c3cc(CN(CC(=O)O)CC(=O)O)c(=O)cc-3oc2cc1O
The quantitative estimate of drug-likeness (QED) is the most commonly used quantitative drug efficacy assessment method. Please predict the molecule's qed.