O=C1OC(OC/C(Br)=C(\Br)COC2OC(=O)C(Cl)=C2Cl)C(Cl)=C1Cl
For non-ionizable compounds Log P = Log D throughout pH range, whereas for ionizable compounds Log D takes into account the partition of both ionized and non-ionized forms.  What is log D of this molecule?