4-Morpholinebutanoic acid, α-[[[methyl[[2-(1-methylethyl)-4-thiazolyl]methyl]amino]carbonyl]amino]-, ethyl ester, ethanedioate (1:1), (αS)-

4-Morpholinebutanoic acid, α-[[[methyl[[2-(1-methylethyl)-4-thiazolyl]methyl]amino]carbonyl]amino]-, ethyl ester, ethanedioate (1:1), (αS)-