CCC/C=C(\CCC)C(NS(=O)(=O)CC12CCC(CC1=O)C2(C)C)c1ccc(C(=O)OC)cc1
An acid's negative base-10 logarithmic dissociation constant (pka) follows directly from its underlying thermodynamics; pKa is directly proportional to its standard Gibbs free energy change. What is the pka value of this molecule?