CC(=O)Nc1cc(-c2ccc(CO)cc2)cn2c(-c3cccc(C(F)(F)F)c3)cnc12
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?