4-ethyl-3-(pyrrolidin-3-ylmethyl)-4H-1,2,4-triazole

5-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclobutanecarbonyl]-5-azaspiro[2.4]heptane-7-carboxylic acid

rac-2-{1-[(2R,3S)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)oxolane-2-carbonyl]piperidin-3-yl}acetic acid

6-{[(Tert-butoxy)carbonyl]amino}-2-fluoro-3-methylbenzoic acid

ethyl 2-methyl-hexahydro-2H-furo[3,2-b]pyrrole-5-carboxylate

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

4-({2-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)ethyl]-1,3-thiazol-4-yl}formamido)but-2-enoic acid

(2S,3R)-3-(benzyloxy)-2-{2-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1H-pyrazol-1-yl]acetamido}butanoic acid

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

rac-(1R,3S)-3-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)hex-5-enamido]methyl}-2,2-difluorocyclopropane-1-carboxylic acid

4-[(benzyloxy)carbonyl]-2-methyl-hexahydro-2H-furo[3,2-b]pyrrole-5-carboxylic acid