CC1=C(C(=O)OCC2CCCO2)C(c2ccc(C)o2)C2=C(O)CC(c3ccc(N(C)C)cc3)CC2=N1
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?