O=C(O)c1ccc(-c2ccc(/C=C3\NC(=O)N(Cc4ccc(Cl)cc4)C3=O)o2)cc1Cl
For non-ionizable compounds Log P = Log D throughout pH range, whereas for ionizable compounds LogD takes into account the partition of both ionized and non-ionized forms. What is the negative logD of this molecule?