Cc1c(N2C(=O)C(O)=C(C(=O)c3ccc(Br)cc3)C2c2cccnc2)c(=O)n(-c2ccccc2)n1C
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?