3-((tert-Butyldimethylsilyl)oxy)-2-(4-fluorothiophen-2-yl)propan-1-ol

1-[N-methyl4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1,2,5-oxadiazole-3-amido]cyclopropane-1-carboxylic acid

1-[N-methyl4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methyloxolane-3-amido]cyclopropane-1-carboxylic acid

1-[N-methyl5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-fluorobenzamido]cyclopropane-1-carboxylic acid

2-(N-benzyl-1-{2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-1,3-thiazol-5-yl}formamido)acetic acid

1-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1,3-thiazole-5-carbonyl]-4-methylpiperidine-3-carboxylic acid

5-(1-{2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-1,3-thiazol-5-yl}-N-methylformamido)pentanoic acid

rac-(2R,4R)-1-{2-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopropyl]acetyl}-2-methylpiperidine-4-carboxylic acid

2-[1-(4-hydroxypentyl)-5-(trifluoromethyl)-1H-1,2,3-triazol-4-yl]acetonitrile

(2S,3R)-2-{[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)oxolan-3-yl]formamido}-3-methoxybutanoic acid

(2S,3R)-2-{[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)furan-2-yl]formamido}-3-methoxybutanoic acid