Cc1cc(C(=O)Cn2nc(C(=O)O)c3ccccc3c2=O)c(C)n1-c1cccc(C(F)(F)F)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?