CC(C)C(NC(=O)c1c(F)cccc1F)C(=O)OCN1C(=O)c2ccccc2C1=O
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?