22-Desmethyl-22-carboxy-azaspiracid

1-(3-Amino-2,5-dimethylhexan-3-yl)-3-methylcyclohexan-1-ol

3-Amino-2,5-dimethyl-3-(propan-2-yl)hexan-2-ol

Tert-butyl 3-amino-3-(3-hydroxy-8,8-dioxo-8lambda6-thiabicyclo[3.2.1]octan-3-yl)piperidine-1-carboxylate

Tert-butyl 4-{2-aminobicyclo[2.2.1]heptan-2-yl}-4-hydroxypiperidine-1-carboxylate

1-(1-Hydroxy-3-methoxy-2-methylpropan-2-yl)-3,3-dimethylcyclopentan-1-ol

3-[5-cyano-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanamido]oxolane-2-carboxylic acid

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

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

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

rac-(2R,3S)-3-{2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1,3-thiazol-4-yl]acetamido}oxolane-2-carboxylic acid