CCN(CC)CCNC(=O)c1ccc(-c2nc(CS(=O)(=O)c3ccc(C)cc3)c(C)o2)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?