CC1(C)Cc2c(cnn2-c2ccc(F)cc2)C(NC(=O)c2cnccn2)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?