CCN(CC)S(=O)(=O)c1cc(NC(=O)COC(=O)c2c(C)noc2C)ccc1C
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?