Cc1noc(C)c1NC(=O)N(C)C[C@H]1Oc2c(NC(=O)NC(C)C)cccc2C(=O)N([C@H](C)CO)C[C@@H]1C
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?