HSL-IN-1 (compound 24b) is a potent and orally active hormone sensitive lipase (HSL) inhibitor (IC50=2 nM) with a significantly reduced reactive metabolite liability.
Atglistatin is a highly potent, selective and competitive inhibitor of adipose triglyceride lipase (ATGL) with an IC50 of ~0.7 μM for inhibition of lipolysis in vitro, but no toxicity up to a concentration of 50 μM.