O=C1c2cccc(O)c2C(=O)c2c(O[C@@H]3O[C@H](CO)[C@@H](O)[C@H](O)[C@@H]3O)cccc21
Log D is a distribution coefficient widely used to measure the lipophilicity of ionizable compounds, where the partition is a function of the pH. What is the logD of this molecule?