(1S)-2-azido-1-(5-ethylthiophen-2-yl)ethan-1-ol

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

rac-(3aR,6aR)-2-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,2-dimethylpropanoyl]-octahydrocyclopenta[c]pyrrole-3a-carboxylic acid

(3aRS,6aRS)-2-[(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanoyl]-octahydrocyclopenta[c]pyrrole-3a-carboxylic acid

(2S)-1-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)but-2-ynoyl]pyrrolidine-2-carboxylic acid

rac-2-[(1R,2S)-2-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)but-2-ynamido]cyclopentyl]acetic acid

(1R)-1-(4-methylphenyl)ethyl chloroformate

2-{1-[5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclohex-3-en-1-yl]-N-(propan-2-yl)formamido}acetic acid

2-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanoyl]-2-azabicyclo[2.2.2]octane-1-carboxylic acid

2-[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanoyl]-2-azabicyclo[2.2.2]octane-1-carboxylic acid

2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanoyl]-2-azabicyclo[2.2.2]octane-1-carboxylic acid