5-Bromo-2-[(2-methyl-2-propen-1-yl)oxy]benzaldehyde

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

4-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]-3-fluorobenzoic acid

(2S)-1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclohexanecarbonyl]pyrrolidine-2-carboxylic acid

(2S)-3-(2-{4-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-1H-1,2,3-triazol-1-yl}acetamido)-2-hydroxypropanoic acid

5-(2-cyanomorpholin-4-yl)-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-5-oxopentanoic acid

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

5-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methyl-1,3-thiazol-5-yl]formamido}pentanoic acid

5-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methoxypropanamido]-2-hydroxybenzoic acid

(2R)-2-{[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)phenyl]formamido}butanoic acid

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