4-Ethynyl-N,N-dimethyloxan-4-amine

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

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

6-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)but-2-ynoyl]-6-azaspiro[2.5]octane-1-carboxylic acid

1-[5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclohex-3-ene-1-carbonyl]azetidine-3-carboxylic acid

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

(5-Ethyl-1,3-thiazol-2-yl)methyl chloroformate

2-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanoyl]-2-azabicyclo[2.2.2]octane-1-carboxylic acid

2-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylbutanoyl]-2-azabicyclo[2.2.2]octane-1-carboxylic acid

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

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