2-(2-(5-methyl-1,3,4-oxadiazol-2-yl)-1H-indol-1-yl)-1-morpholinoethanone

2-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,2-dimethylpropanoyl]-2-azabicyclo[2.1.1]hexane-1-carboxylic acid

(3S)-3-[4-ethyl-6-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)hexanamido]butanoic acid

(3S)-3-{3-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-5-methylhexanamido}butanoic acid

(3S)-3-[(2S)-3-(tert-butoxy)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]butanoic acid

(3R)-3-[(3S)-3-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-5-methylhexanamido]pentanoic acid

(3R)-3-[6-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylheptanamido]pentanoic acid

(3R)-3-{2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-4,4-dimethylpentanamido}pentanoic acid

(3R)-3-{[3-chloro-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)phenyl]formamido}pentanoic acid

(3R)-3-({2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)ethyl]-1,3-thiazol-4-yl}formamido)pentanoic acid

(3R)-3-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methanesulfonylbutanamido]pentanoic acid