NC(=O)c1cc[n+](CC2=C(C(=O)[O-])N3C(=O)C(NC(=O)C(c4ccccc4)S(=O)(=O)[O-])C3SC2)cc1.[Na+]
The distribution coefficient (Log D) is important for the analysis of the drug candidate properties in various biologic media with different pH values. What is the negative log D of this molecule?