2-[2-(Aminomethyl)cyclopropyl]-5-methoxyphenol

4-{[2-(2-cyclopropylcyclopropyl)ethyl]carbamoyl}-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid

2-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,2,4-trimethylpentanamido]-2-methylbutanoic acid

2-[({2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclopentyl}formamido)methyl]cyclopropane-1-carboxylic acid

2-({2-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]acetamido}methyl)cyclopropane-1-carboxylic acid

rac-(1R,2S)-2-({2-ethyl-2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]butanamido}methyl)cyclopropane-1-carboxylic acid

rac-(1R,2S)-2-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-(thiophen-2-yl)acetamido]methyl}cyclopropane-1-carboxylic acid

2-({2-ethyl-2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]butanamido}methyl)cyclopropane-1-carboxylic acid

2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3,3,3-trifluoropropanamido]-3,3,3-trifluoro-2-methylpropanoic acid

(3R)-3-[(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanamido]butanoic acid

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