(2R)-4-(3-bromo-2-methoxyphenyl)butan-2-amine

5-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)acetyl]-4H,5H,6H,7H-thieno[3,2-c]pyridine-2-carboxylic acid

5-[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoyl]-4H,5H,6H,7H-thieno[3,2-c]pyridine-2-carboxylic acid

3-[3-cyclopropyl-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]oxolane-3-carboxylic acid

4-[3-cyclopropyl-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoyl]morpholine-3-carboxylic acid

3-cyclopentyl-3-[(3S)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]propanoic acid

5-{[(3S)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]methyl}-1-methyl-1H-pyrazole-4-carboxylic acid

3-cyclopentyl-4-[(3S)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]butanoic acid

7-[(3S)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoyl]-5H,6H,7H,8H-[1,2,4]triazolo[4,3-a]pyrazine-6-carboxylic acid

(3S)-3-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4,4,4-trifluorobutanamido]pentanoic acid

(3S)-3-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-(thiophen-2-yl)acetamido]pentanoic acid