CC1CCCCC12NC(=O)N(CC(=O)N1CCN(S(=O)(=O)/C=C/c3ccccc3)CC1)C2=O
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?