107811-22-3 Butanoic acid, 4-((5-(1-methylethyl)-1,3,4-thiadiazol-2-yl)amino)-4-oxo-, 4-methylphenyl ester N-(5-Isopropyl-1,3,4-thiadiazol-2-yl)succinamic acid p-tolyl ester Succinamic acid, N-(5-isopropyl-1,3,4-thiadiazol-2-yl)-, p-tolyl ester