Cc1ccc(S(=O)(=O)N2CCN(C3CC(=O)N(c4ccc(F)cc4)C3=O)CC2)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?