2-Ethoxy-4-(2-nitroethyl)phenol

rac-2-{[(2R,3S)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)oxolan-2-yl]formamido}-2-methylpentanoic acid

2-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)oxolane-2-amido]benzoic acid

4-{1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)oxolan-2-yl]-N-(propan-2-yl)formamido}butanoic acid

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

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

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

rac-1-[(2R,3S)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)oxolane-2-carbonyl]-5-methylpiperidine-3-carboxylic acid

(2S)-2-{[(2RS,3SR)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)oxolan-2-yl]formamido}-4-(methylsulfanyl)butanoic acid

rac-2-{1-[(2R,3S)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)oxolan-2-yl]-N-(2-methoxyethyl)formamido}acetic acid

1-[(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanamido]cyclohexane-1-carboxylic acid