CN(C)C(=O)c1cccc(-c2cc(NC=O)c3ncc(-c4ccc(F)cc4)n3c2)c1
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?