96244-68-7 Epoxysuccinyl-leucylamide(3-methyl)butane ethyl ester Ethyl 3-(3-methyl-1-(3-methylbutylcarbamoyl)butylcarbamoyl)-2-oxiranecarboxylate Ethyl epoxysuccinyl-leucylamido-3-methylbutane L-EST Oxiranecarboxylic acid, 3-(((3-methyl-1-(((3-methylbutyl)amino)carbonyl)butyl)amino)carbonyl)-, ethyl ester loxistatin