O=S(=O)([O-])c1ccc2c(/N=N\c3ccc(F)cc3)c(O)c(S(=O)(=O)O)cc2c1.[Na+]
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?