8-chloro-2-((4-ethoxy-3-fluorophenyl)sulfonyl)-3,4-dihydro-1H-dipyrido[1,2-a:4',3'-d]pyrimidin-11(2H)-one

4-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,2,3-trimethylbutanoyl]thiomorpholine-2-carboxylic acid

4-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methyl-1,3-thiazole-5-carbonyl]thiomorpholine-2-carboxylic acid

1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4,4,4-trifluorobutanoyl]azetidine-3-carboxylic acid

(3R)-3-[8-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)octanamido]pentanoic acid

1-[5-(pyridin-2-yl)-1H-imidazol-2-yl]methanamine dihydrochloride

3-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanamido]oxolane-2-carboxylic acid

1-[(tert-butoxy)carbonyl]-3,5-dimethyl-1H-pyrazole-4-sulfonic acid

tert-butyl N-[4-(1-methyl-1H-pyrazol-5-yl)piperidin-4-yl]carbamate

(2S,4R)-1-((S)-2-Acetamido-3,3-dimethylbutanoyl)-4-hydroxy-N-((S)-3-(methylamino)-1-(4-(4-methylthiazol-5-yl)phenyl)-3-oxopropyl)pyrrolidine-2-carboxamide

2-{1-[(tert-butoxy)carbonyl]-3,5-diethyl-1H-pyrazol-4-yl}acetic acid