2-(benzyloxy)-N-((tetrahydro-2H-pyran-4-yl)(thiophen-2-yl)methyl)acetamide

(2S)-1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4,4-dimethylpentanoyl]piperidine-2-carboxylic acid

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

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

2-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methyl-N-(prop-2-yn-1-yl)butanamido]acetic acid

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

1-[5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)hexanamido]cyclopropane-1-carboxylic acid

2-{N-tert-butyl-1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)furan-2-yl]formamido}acetic acid

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

rac-(2R,3S)-3-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-5-methoxypentanamido]oxolane-2-carboxylic acid

rac-(2R,3S)-3-[1-benzyl-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pyrrolidine-3-amido]oxolane-2-carboxylic acid