O=C1C[C@@H](C(=O)OCc2ccccc2)NC(=O)C[C@@H](C(=O)OCc2ccccc2)NC(=O)C[C@@H](C(=O)OCc2ccccc2)N1
The quantitative estimate of drug-likeness (QED) is the most commonly used quantitative drug efficacy assessment method. Please predict the molecule's qed.