CC(NC(=O)C(NC(=O)C(Cc1c[nH]c2ccccc12)NC(=O)OC(C)(C)C)C(C)C)C(N)=O
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?