((S)-2-acetylamino-3-((R)-(1-(3-(piperidin-4-yl)propionyl)piperidin-3-ylcarbonyl))amino) propionic acid trihydrate
((s)-2-acetylamino-3-((r)-(1-(3-(piperidin-4-yl)propionyl)piperidin-3-ylcarbonyl))amino) propionic acid trihydrate