7-Isopropyl-2H-benzo[b][1,4]thiazin-3(4H)-one

rac-3-ethyl-1-{2-[(1R,2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]acetyl}azetidine-3-carboxylic acid

4-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1,3-thiazole-4-amido]-1-methyl-1H-pyrazole-3-carboxylic acid

5-[(2R,3S)-3-(benzyloxy)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]-1-methyl-1H-pyrazole-3-carboxylic acid

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

4-{[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1-methyl-1H-pyrazol-5-yl]formamido}-3-methoxybutanoic acid

(2S)-2-{[3-chloro-5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)phenyl]formamido}-3-methylbutanoic acid

6-[1-({[(Benzyloxy)carbonyl]amino}methyl)cyclobutyl]pyridine-3-carboxylic acid

(2S,4S)-1-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1,3-thiazole-5-carbonyl]-4-hydroxypyrrolidine-2-carboxylic acid

3-(1-{[(Benzyloxy)carbonyl]amino}-2-hydroxyethyl)benzoic acid

3-[(Benzyloxy)carbonyl]-2-(thiophen-3-yl)-1,3-thiazolidine-4-carboxylic acid