Cc1ccc(NC(=O)C2C(=O)N(c3ccc(C)c(C)c3)C(=O)C2N=N)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?