1-methyl-3-(oxan-4-yl)-1H-pyrazol-5-amine

(2S,3R)-3-(benzyloxy)-2-{[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methyloxolan-3-yl]formamido}butanoic acid

3-[3-(benzyloxy)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]pentanoic acid

1-[3-(benzyloxy)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoyl]-4-methoxypiperidine-4-carboxylic acid

(2R,3S)-3-(benzyloxy)-2-[(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methylpentanamido]butanoic acid

4-{6-azaspiro[2.6]nonan-6-yl}-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-oxobutanoic acid

1-{2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)ethoxy]acetyl}-4-methoxy-2-methylpyrrolidine-2-carboxylic acid

1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanoyl]-4-methoxy-2-methylpyrrolidine-2-carboxylic acid

1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclobutanecarbonyl]-4-methoxy-2-methylpyrrolidine-2-carboxylic acid

rac-(1R,2S)-2-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanamido]cycloheptane-1-carboxylic acid

rac-(1R,2S)-2-{2-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopropyl]acetamido}cycloheptane-1-carboxylic acid