4,4-Dimethyl-1,2,3,4-tetrahydronaphthalen-2-amine

3-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-N,2-dimethylpentanamido]oxolane-3-carboxylic acid

1-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-N-methylpent-4-ynamido]cyclohexane-1-carboxylic acid

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

4-{2-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]acetamido}cyclopent-2-ene-1-carboxylic acid

(2S)-1-[(1RS,2SR)-2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclopentanecarbonyl]piperidine-2-carboxylic acid

rac-(1R,3S)-3-[5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pyridine-2-amido]cyclopentane-1-carboxylic acid

(2R,4R)-1-{2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-4-methylpentanoyl}-4-hydroxypyrrolidine-2-carboxylic acid

2-{3-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylpentanamido]cyclopentyl}acetic acid

(2S,3S)-2-({1-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclopentyl}formamido)-3-methylpentanoic acid

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