O=C(Cn1c(=O)n(-c2ccccc2)c(=O)c2ccc(C(=O)NCc3ccc4c(c3)OCO4)cc21)Nc1ccc(F)cc1
The quantitative estimate of drug-likeness (QED) is the most commonly used quantitative drug efficacy assessment method. Please predict the molecule's qed.