N-(cyanomethyl)-N-ethyl-1-(4-fluorophenyl)-4,5,6,7-tetrahydro-1H-indazole-3-carboxamide

1-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)hexanoyl]-5-hydroxypiperidine-3-carboxylic acid

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

1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)oxolane-2-amido]cyclopentane-1-carboxylic acid

4-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylpentanamido]hexanoic acid

rac-4-[(3R,4R)-3,4-bis(hydroxymethyl)pyrrolidin-1-yl]-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-oxobutanoic acid

5-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-hydroxybutanoyl]-hexahydro-2H-furo[2,3-c]pyrrole-6a-carboxylic acid

2-[N-cyclopropyl-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,2-dimethylpropanamido]acetic acid

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

4-[ethyl(1-methylpyrrolidin-3-yl)carbamoyl]-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid

(3S)-1-[1-benzyl-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pyrrolidine-3-carbonyl]piperidine-3-carboxylic acid