C.I. Acid Brown 89

3-({1-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclobutyl}formamido)propanoic acid

2-{[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3,3-dimethylbutanamido]methyl}-2-methylbutanoic acid

2-[N-cyclopropyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-5-methoxypentanamido]acetic acid

2-(N-ethyl-1-{4-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]oxan-4-yl}formamido)acetic acid

2-{4-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)hexanamido]-1H-pyrazol-1-yl}acetic acid

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

3-({5-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]furan-2-yl}formamido)-4-methylpentanoic acid

2-ethyl-3-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methylpentanoyl]-1,3-thiazolidine-4-carboxylic acid

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

(2R)-1-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylbut-2-enoyl]-2-methylpyrrolidine-2-carboxylic acid