Cc1ccc(C(C)C)c(OCc2n[n+](CC(=O)c3ccc(OC(F)F)cc3)c3n2CCCCC3)c1.[Br-]
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?