Cc1cccc(NC(=O)COC(=O)C2CCN(/C=C/C(=O)C(F)(F)F)CC2)c1
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?