O=C1C2C(c3cccc(/C=C/c4ccccc4)c3)CC=CC2C(c2ccc3ccccc3c2)N1Cc1ccccc1
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 the negative log D of this molecule?