[O-][Cl+3]([O-])([O-])[O-].c1ccc(-c2ccc(-c3n(-c4ccccn4)c4ccccc4[n+]3-c3ccccn3)cc2)cc1
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?