tert-butyl N-[1-(3-sulfanylpropyl)cyclohexyl]carbamate

3-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylbutanamido]-2,2,3-trimethylbutanoic acid

2-{[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)phenyl]formamido}-2-methylbutanoic acid

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

4-[2-ethyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]cyclopent-2-ene-1-carboxylic acid

2-[2-ethyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-N-(2-methoxyethyl)butanamido]acetic acid

1-[4-ethyl-6-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)hexanoyl]azetidine-3-carboxylic acid

4-[5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methylpentanamido]cyclopent-2-ene-1-carboxylic acid

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

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

(2R,4R)-1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylpropanoyl]-4-hydroxypyrrolidine-2-carboxylic acid