O=[N+]([O-])c1cc(S(=O)(=O)[O-])cc([N+](=O)[O-])c1NN(c1ccccc1)c1ccccc1.[K+]
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?