Synonyms: [(2 S, 3S)-3-Propylcarbamoyloxirane-2-carbonyl]-l-isoleucyl-proline methyl ester; N-(L-3-trans-Propylcarbonyl-oxirane-2-carbonyl)-L-isoleucyl-L-proline methyl ester, Application: Proinhibitor for Intracellular Cathepsin B, Storage Temperature: -20°C, References: D.J. Buttle, M. Murata, C.G. Knight, and A.J. Barrett, Arch. Biochem. Biophys., 299, 377 (1992). (Original)