N,N-diallyl-3-chloropyrazin-2-amine

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

3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-{[(2S)-1-[methyl(propan-2-yl)amino]propan-2-yl]carbamoyl}propanoic acid

2-ethyl-2-{[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-(methylsulfanyl)butanamido]methyl}butanoic acid

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

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

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

3-[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)hexanamido]oxolane-3-carboxylic acid

(2S)-2-[5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylpentanamido]hexanoic acid

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

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