CC(=O)c1cccc(-c2ccc3c(c2)C(C)(Cc2ccccc2F)C(=O)N3)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?