CCOC(=O)/C(C(=O)c1ccc([N+](=O)[O-])cc1)=C(\NS(=O)(=O)c1cc(C)c(Cl)cc1[S-])[n+]1ccc(N(C)C)cc1
A lower number of negative pKa indicates that the acid dissociates more entirely in water. What is the negative pKa of this molecule?