1-Naphthalenecarbamic acid, 4-chloro-2-butenyl ester, (E)-

1-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclobutanecarbonyl]-6-methylpiperidine-3-carboxylic acid

1-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanoyl]-6-methylpiperidine-3-carboxylic acid

1-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylbutanoyl]-6-methylpiperidine-3-carboxylic acid

1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanoyl]-6-methylpiperidine-3-carboxylic acid

1-[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanoyl]-6-methylpiperidine-3-carboxylic acid

rac-3-[benzyl(methyl)amino]-2-{[(1R,5R,6S)-6-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)bicyclo[3.2.0]heptan-3-yl]formamido}propanoic acid

2-(3-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pent-4-ynamido]methyl}cyclopentyl)acetic acid

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

5-(2-{3-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclopentyl}acetamido)pentanoic acid

(2R)-2-(2-{3-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclopentyl}acetamido)-3-methylbutanoic acid