In this task, you are given a sentence. You are expected to recognize the name of any form of chemical substances. Although there might be several correct answers, you need to write one of them.

[EX Q]: Discovery of liver-targeted inhibitors of stearoyl-CoA desaturase (SCD1).
[EX A]: stearoyl-CoA

[EX Q]: Protection of glycyrrhizic acid against AGEs-induced endothelial dysfunction through inhibiting RAGE/NF-κB pathway activation in human umbilical vein endothelial cells.
[EX A]: glycyrrhizic acid

[EX Q]: Localization of an 11 beta hydroxysteroid dehydrogenase activity to the distal nephron. Evidence for the existence of two species of dehydrogenase in the rat kidney.
[EX A]:
11 beta hydroxysteroid