CC(C)C[C@H](NC(=O)[C@H]1CC[C@H](CNC(=O)[C@@H]2CCCN2C(=O)OC(C)(C)C)CC1)C(=O)O
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?