Ursolic aldehyde

benzyl (1S,2R,4aS,6aR,6aS,6bR,8aR,10S,12aR,14bS)-10-hydroxy-1,2,6a,6b,9,9,12a-heptamethyl-2,3,4,5,6,6a,7,8,8a,10,11,12,13,14b-tetradecahydro-1H-picene-4a-carboxylate

Ursolic acid

ursolic acid

Ursolic Acid

Salicylaldehyde thiosemicarbazone

Lily aldehyde

2-(3-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methoxybutanamido]methyl}cyclobutyl)acetic acid

2-(3-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)acetamido]methyl}cyclobutyl)acetic acid

2-[4-(dimethylamino)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-N-(prop-2-en-1-yl)butanamido]acetic acid

2-[3-({[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1,2,5-oxadiazol-3-yl]formamido}methyl)cyclobutyl]acetic acid

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

4-[2-(cyclopentylmethyl)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]butanoic acid

3-[2-(cyclopentylmethyl)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]butanoic acid

2-[N-benzyl-2-(cyclopentylmethyl)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]acetic acid

4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-{[2-(1-methylazetidin-3-yl)ethyl]carbamoyl}butanoic acid

3-{1-[6-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pyridin-2-yl]-N-propylformamido}propanoic acid