S=C(NCCCN(Cc1ccc(Cl)cc1)c1ccc(-c2ccccc2)cn1)NCCCN(Cc1ccc(Cl)cc1)c1ccc(-c2ccccc2)cn1
The quantitative estimate of drug-likeness (QED) is the most commonly used quantitative drug efficacy assessment method. Please predict the molecule's qed.