Teneligliptin is a novel, potent, and long-lasting dipeptidyl peptidase-4 inhibitor; competitively inhibited human plasma, rat plasma, and human recombinant DPP-4 in vitro, with IC50 values of approximately 1 nM.

Methyl lucidenate C

(1R,2R)-2-PCCA hydrochloride is a potent, selective, and blood-brain-barrier-crossing GPR88 receptor agonist with an EC50 value of 1140 n in striatal membranes of WT mice; it can be used to study the central nervous system.