Cc1ccc(-n2nnnc2SCC(=O)Nc2nc(-c3ccc(F)cc3)cs2)cc1C
An acid's negative base-10 logarithmic dissociation constant (pKa) follows directly from its underlying thermodynamics; the negative pKa is directly proportional to its standard Gibbs free energy change. What is the negative pKa value of this molecule?