3,3,5,5-Tetramethylhexan-1-amine

2-(1-{5-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-1,2-oxazol-3-yl}-N-(2-methylpropyl)formamido)acetic acid

2-[({5-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-1,2-oxazol-3-yl}formamido)methyl]-3-methylbutanoic acid

3-(N-ethyl-1-{5-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-1,2-oxazol-3-yl}formamido)butanoic acid

2-{4-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylpropanoyl]-2-oxopiperazin-1-yl}acetic acid

2-{4-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylpropanoyl]-2-oxopiperazin-1-yl}acetic acid

(2S,3R)-3-(benzyloxy)-2-[3-ethoxy-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]butanoic acid

(2S,3R)-3-(benzyloxy)-2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-(methoxymethyl)butanamido]butanoic acid

(2S,3R)-3-(benzyloxy)-2-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methyl-1,3-thiazol-5-yl]formamido}butanoic acid

2-({1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)furan-2-carbonyl]-3-methylazetidin-3-yl}oxy)acetic acid

5-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)furan-2-amido]pyridine-3-carboxylic acid