Cc1ccc2oc(=O)c3c(O)c4cccc(OC5OC(C)C6O[C@@H](c7ccccc7)OC6C5OC5OC(C)C(O)C(O)C5O)c4c4oc(=O)c1c2c34
A negative log P value indicates preferential solubility in water and a positive value indicates an affinity for octanol. What is the negative log P of this molecule?