CCc1ccc(NC(=O)CC2C(=O)N(c3ccc(F)cc3)C(=O)N2Cc2ccc(F)cc2)cc1
An acid's negative base-10 logarithmic dissociation constant (pka) follows directly from its underlying thermodynamics; pKa is directly proportional to its standard Gibbs free energy change. What is the pka value of this molecule?