(1S,2S,3R,4R)-3-((1S)-1-acetamido-2-ethylbutyl)-4-((amino(imino)methyl)amino)-2-hydroxycyclopentanecarboxylic acid trihydrate
3-(1'-acetylamino-2'-ethyl)butyl-4-((aminoimino)methyl)amino-2-hydroxycyclopentane-1-carboxylic acid