O=c1cc(-c2nc3ccccc3[nH]2)[nH]c2nc(-c3nc4ccccc4[nH]3)cc(-c3ccc(Cl)cc3)c12
LogP, or octanol-water partition coefficient, is a measure of how hydrophilic or hydrophobic a molecule is. What is the negative logarithm of the partition coefficient of this molecule?