O=C1c2cc(Br)ccc2N(Cc2ccc(Br)cc2)S(=O)(=O)C1c1cc(Cl)c(Cl)cc1[N+](=O)[O-]
The distribution coefficient ( LogD ) is important for the analysis of the drug candidate properties in various biologic media with different pH values.  What is the distribution coefficient of this molecule?