1-(4-Aminocyclopent-2-en-1-yl)but-3-en-1-one

3-{1-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methylpentanoyl]pyrrolidin-2-yl}propanoic acid

(4R)-3-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methoxybutanoyl]-1,3-thiazolidine-4-carboxylic acid

rac-(1R,2S)-2-ethoxycyclohexane-1-sulfonyl chloride

1-(2-Bromoethyl)-2,2-difluoro-1-methylcyclopropane

3-(2,2-Difluoro-1-methylcyclopropyl)propanenitrile

[(4-fluorophenyl)methyl][(1-methyl-1H-imidazol-4-yl)methyl]amine

3-({[(1R,3R)-3-{[(tert-butoxy)carbonyl]amino}cyclohexyl]({[(9H-fluoren-9-yl)methoxy]carbonyl})amino}methyl)-5,6,7,8-tetrahydroindolizine-1-carboxylic acid

5-[({1-[(tert-butoxy)carbonyl]azepan-4-yl}({[(9H-fluoren-9-yl)methoxy]carbonyl})amino)methyl]-2-methyl-1H-pyrrole-3-carboxylic acid

5-[({1-[(tert-butoxy)carbonyl]pyrrolidin-3-yl}({[(9H-fluoren-9-yl)methoxy]carbonyl})amino)methyl]-2-methyl-1H-pyrrole-3-carboxylic acid

5-[({1-[(tert-butoxy)carbonyl]azetidin-3-yl}({[(9H-fluoren-9-yl)methoxy]carbonyl})amino)methyl]-2-methyl-1H-pyrrole-3-carboxylic acid