3-Amino-3,4-dihydro-2H-1-benzopyran-8-carboxylic acid

4-[(2R,3S)-3-(benzyloxy)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]-1-methyl-1H-pyrazole-3-carboxylic acid

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

5-[5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1,2-oxazole-3-amido]-1-methyl-1H-pyrazole-3-carboxylic acid

Tert-butyl 4-(4-(2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-5-yl)-2-methylpiperazine-1-carbonyl)benzoate

rac-2-[(3R,4R)-1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4,4-difluorobutanoyl]-4-methylpyrrolidin-3-yl]acetic acid

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

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

rac-3-[(2R,3R)-3-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]oxolane-2-carbonyl]-3-azabicyclo[3.1.0]hexane-6-carboxylic acid

3-cyclopropyl-4-[2-cyclopropyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)acetamido]butanoic acid

3-{[(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]methyl}-4-methylpentanoic acid