COc1ccc2[nH]c(C(=O)O)c(CCN3C(=O)c4ccc(C(=O)O)cc4C3=O)c2c1
For non-ionizable compounds Log P = Log D throughout pH range, whereas for ionizable compounds LogD takes into account the partition of both ionized and non-ionized forms.  What is logD of this molecule?