CC(C)(C)OC(=O)N1Cc2ccccc2C[C@H]1C(=O)NCC(=O)NC1CCCCC1
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?