CC1CN(C2CCCCC2)c2nc3c(c(=O)[nH]c(=O)n3C)n2C1
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?