(3-Isocyanato-2,3-dimethylbut-1-en-1-yl)benzene

1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pyridine-2-carbonyl]-1,2,3,6-tetrahydropyridine-4-carboxylic acid

1-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclohexanecarbonyl]-1,2,3,6-tetrahydropyridine-4-carboxylic acid

1-(2-{1-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclobutyl}acetyl)-1,2,3,6-tetrahydropyridine-4-carboxylic acid

1-{2-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]acetyl}-1,2,3,6-tetrahydropyridine-4-carboxylic acid

5-(3,3-difluoropiperidin-1-yl)-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-5-oxopentanoic acid

4-{1,1-difluoro-6-azaspiro[2.5]octan-6-yl}-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-oxobutanoic acid

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

rac-2-{2-[(1R,2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]-N-(prop-2-yn-1-yl)acetamido}acetic acid

rac-2-{2-[(1R,2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]acetamido}pent-4-ynoic acid

(2R)-2-{2-[(1RS,2SR)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]acetamido}-4-(methylsulfanyl)butanoic acid