COc1cc(-c2[o+]c3cc(O)cc(OC4OC(CO)C(O)C(O)C4O)c3cc2OC2OC(CO)C(O)C(O)C2O)cc(OC)c1O.[Cl-]
A molecule with higher negative log P is water-soluble, while a molecule with lower negative log P is liposoluble. What is the negative log P of this molecule?