CCCCN(C(=O)C(C)(C)Oc1ccc(Cl)cc1)c1c(N)n(CCC)c(=O)[nH]c1=O
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?