O=C(ON=C1c2ccccc2C(Br)C(Br)c2ccccc21)c1cc([N+](=O)[O-])cc([N+](=O)[O-])c1
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 the negative log D of this molecule?