5-chloro-2-(nitromethyl)-1H-indole

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

1-(4-chlorophenyl)-5-acetamido-1H-pyrazole-4-carboxylic acid

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

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

1-{1-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclopropanecarbonyl}-3-methoxypyrrolidine-3-carboxylic acid

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

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

3-{[(Prop-2-en-1-yloxy)carbonyl]amino}-2-[(pyridin-3-yl)methyl]propanoic acid

2-Methyl-2-(6-{[(prop-2-en-1-yloxy)carbonyl]amino}pyridin-3-yl)propanoic acid

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