Cc1cc(C)c(-c2cc(NC(=O)COC(=O)c3ccc(CO)cc3)n(-c3ccccc3)n2)cc1C
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?