Cc1n[nH]c(C)c1S(=O)(=O)N1CCCC(C(=O)NC2CCCc3ccccc32)C1
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?