Cc1ccc(NC(=O)COC(=O)/C=C/c2ccco2)cc1S(=O)(=O)N(C)C
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?