(2S)-(+)-2-Hydroxynaringenin-4'-O-β-D-glucopyranoside is a natural glycoside found in Drimia maritima.

Nandrolone (19-nortestosterone) is an anabolic steroid that may be present naturally in the human body, albeit in minute quantities of less than 0.4 ng/ml.

IMD-0560 is a novel inhibitor of IκB kinase β.