O=S1(=O)N[C@H]2CC[C@@H]3NS(=O)(=O)N[C@H]4CC[C@H](N1)N4S(=O)(=O)N23
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?