CCOc1ccc(C(c2c(O)cc(C)n(CCOC)c2=O)N2CCN(c3ccccc3F)CC2)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?