6-Bromo-2-(methylsulfonyl)-8,9-dihydroimidazo[1',2':1,6]pyrido[2,3-d]pyrimidine

2-(4-bromo-3,3-dimethylbutyl)-1H-1,3-benzodiazole

2-{4-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pent-4-enamido]phenyl}acetic acid

2,4-Dimethoxy-3-phenylaniline

3-[N-ethyl-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanamido]propanoic acid

2-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-N,3-dimethylbutanamido]-2-methylpropanoic acid

2-{1-[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanoyl]azetidin-3-yl}acetic acid

2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)acetamido]-6-methylbenzoic acid

4-methoxy-N,N-dimethyl-5-(2-methyloxiran-2-yl)-1,3-thiazol-2-amine

3-{1-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)but-2-enoyl]azetidin-3-yl}propanoic acid

(2S)-1-[(2RS,3SR)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)oxolane-2-carbonyl]-2-methylpyrrolidine-2-carboxylic acid