(trans)-2-[4-(4,4,5,5-Tetramethyl-[1,3,2]dioxaborolan-2-yl)-phenyl]-cyclopropanecarboxylic acid ethyl ester

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

3-(dimethylamino)-2-({5-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]oxolan-2-yl}formamido)propanoic acid

3-(dimethylamino)-2-{[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methyloxolan-3-yl]formamido}propanoic acid

3,3-difluoro-3-(1-methyl-3-phenyl-1H-pyrazol-5-yl)propan-1-ol

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

2-[(2S)-N-(2,2-dimethylpropyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]acetic acid

2-[(2S)-N-(2,2-dimethylpropyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]acetic acid

2-[N-(2,2-dimethylpropyl)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]acetic acid

2-[N-(2,2-dimethylpropyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pent-4-ynamido]acetic acid

2-{[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylbut-2-enamido]methyl}-2-methylbutanoic acid