Cc1ccc(C2CC(C(F)(F)F)n3ncc(C(=O)NCc4ccco4)c3N2)cc1
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?