Ethanone, 1-[6-(chlorodifluoromethyl)-3-pyridinyl]-

1-{3-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-2,2-difluorocyclopropanecarbonyl}pyrrolidine-3-carboxylic acid

2-(N-ethyl-1-{3-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-2,2-difluorocyclopropyl}formamido)-2-methylpropanoic acid

(2S,3S)-2-({3-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-2,2-difluorocyclopropyl}formamido)-3-methylpentanoic acid

4-({3-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-2,2-difluorocyclopropyl}formamido)-3-hydroxybutanoic acid

(2R)-2-{[(1RS,3SR)-3-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-2,2-difluorocyclopropyl]formamido}-4-(methylsulfanyl)butanoic acid

(2S)-3-(tert-butoxy)-2-({2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclopropyl}formamido)propanoic acid

2-{2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclopropaneamido}-1-methylcyclopentane-1-carboxylic acid

rac-2-{1-[(1R,2S)-2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclopropyl]-N-methylformamido}acetic acid

2-{3-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclobutaneamido]cyclobutyl}acetic acid

2-{3-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-hydroxybutanamido]cyclobutyl}acetic acid