(2S,3R)-(1R,2S,4S)-1-((N,N-dicyclohexylsulfamoyl)methyl)-7,7-dimethylbicyclo[2.2.1]heptan-2-yl 2-azido-3-methylpentanoate

N-Formylnitril v. Isoleucin

N-((2S)-1-cyano-2-methylbutyl)acetamide

(2S,2'S,3'S)-N-[2'-(hydroxyamino)-3'-methylpentanoyl]bornane-10,2-sultam

(2S,3S)-2-Amino-1-((1R,5S,7S)-10,10-dimethyl-3,3-dioxo-3λ6-thia-4-aza-tricyclo[5.2.1.01,5]dec-4-yl)-3-methyl-pentan-1-one