107811-16-5 Butanoic acid, 4-((5-(1-methylethyl)-1,3,4-thiadiazol-2-yl)amino)-4-oxo-, 2-chloroethyl ester N-(5-Isopropyl-1,3,4-thiadiazol-2-yl)succinamic acid 2-chloroethyl ester Succinamic acid, N-(5-isopropyl-1,3,4-thiadiazol-2-yl)-, 2-chloroethyl ester