O=C(N/N=C(/c1nc2ccc(Cl)cc2[nH]c1=O)C(O)c1ccc(Cl)cc1Cl)c1ccncc1
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 logD of this molecule?