Cc1ccc(NC(=O)C2CCCN(C(=O)c3cnn(-c4ccc(F)cc4)c3-n3cccc3)C2)c(Cl)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?