N-Ethyl-N,N-dipentylpentan-1-aminium chloride

5-{[(3R)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]methyl}-1,3-oxazole-4-carboxylic acid

5-{[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)but-2-ynamido]methyl}-1,3-oxazole-4-carboxylic acid

1-(4,4-Difluoro-1-hydroxycyclohexyl)-2-methylcyclopropane-1-carboxylic acid

(2R)-1-[(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoyl]-2-methylpyrrolidine-2-carboxylic acid

(2R)-1-{2-[(1RS,2RS)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclohexyl]acetyl}pyrrolidine-2-carboxylic acid

3-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylbutanamido]methyl}oxane-3-carboxylic acid

4-{[1-benzyl-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pyrrolidin-3-yl]formamido}but-2-enoic acid

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

(2S,4S)-1-[(2RS,3RS)-3-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]oxolane-2-carbonyl]-4-hydroxypyrrolidine-2-carboxylic acid

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