Cc1[nH]c(=O)[nH]c(=O)c1C1N2CC3(C(C)C)CN1CC(C(C)C)(C2)C3=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?