CC1=C(C(=O)N(C(C)C)C(C)C)CC(CC(=O)NC(c2ccccc2)c2ccccc2)C(=O)N1CCC1=CCCCC1
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?