COc1c(O)c2c(=O)cc(OC)c3c4c(OC)cc(O)c5c(=O)c(OC)c6c(c(c1[C@H](C(C)=O)[C@](C)(O)C6)c23)c54
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?