4-Amino-5-chloro-2-cyclopropylpyridine-3-carbaldehyde

rac-(3R,4R)-1-{2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-3,3,3-trifluoropropanoyl}-4-methylpyrrolidine-3-carboxylic acid

4-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methylhexanamido]butanoic acid

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

3-cyclopropyl-4-[(3R)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)hexanamido]butanoic acid

2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-[methyl(phenyl)amino]propanoic acid

9H-fluoren-9-ylmethyl decahydro-2,7-naphthyridine-2-carboxylate

Tert-butyl 3-amino-2-methyl-5-(pyrimidin-5-yl)piperidine-1-carboxylate

3-{3-[benzyl(methyl)amino]-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido}-1-methyl-1H-pyrazole-5-carboxylic acid

4-[(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]-1-methyl-1H-pyrazole-5-carboxylic acid

5-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methylpentanamido]-1-methyl-1H-pyrazole-3-carboxylic acid