CC1O[C@@H](OCC2O[C@@H](Oc3cc(O)c4c(c3)OC(c3ccc(O)cc3)CC4=O)[C@H](O)[C@@H](O)[C@@H]2O)[C@H](O)[C@H](O)[C@H]1O
A negative logP value indicates preferential solubility in water and a positive value indicates an affinity for octanol. What is the negative logP of this molecule?