L-838417 is a novel deuterated subtype-selective GABAA positive allosteric modulator, acting as a partial agonist at α2, α3 and α5 subtypes.

β-Casomorphin (1-6), bovine is a opioid-like bioactive peptide of β-Casomorphin.

7-Methyl-6-mercaptopurine is an inhibitor of PRPP aminotransferase, inhibits IMP metabolism and prevents purine, DNA and RNA synthesis.