CC(=O)c1cc(-c2ccc(F)cc2)n(CCC(=O)Nc2cccc(C)n2)c1C
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?