CCN1C(=O)[C@H]2[C@@H](C1=O)[C@H]1CN=C(SCC(=O)c3ccccc3)N1[C@@]2(CC)C(=O)OC.O=C(O)C(F)(F)F
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?