Cc1cc(-c2no[n+]([O-])c2-c2cc(C)sc2S(C)(=O)=O)c(S(C)(=O)=O)s1
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?