4-oxo-4-(4-pyridin-2-ylpiperazin-1-yl)butanoic acid

2-[(3-hexyl-4,8-dimethyl-2-oxo-2H-chromen-7-yl)oxy]propanoic acid

{4,8-dimethyl-7-[(2-methylprop-2-en-1-yl)oxy]-2-oxo-2H-chromen-3-yl}acetic acid

2-[(4-butyl-8-methyl-2-oxo-2H-chromen-7-yl)oxy]propanoic acid

2-[(2-oxo-4-phenyl-2H-chromen-7-yl)oxy]propanoic acid

3-[6-(benzyloxy)-1H-indol-1-yl]propanoic acid

N-{[(1S,5S)-8-oxo-1,5,6,8-tetrahydro-2H-1,5-methanopyrido[1,2-a][1,5]diazocin-3(4H)-yl]carbonyl}-D-leucine

(7-methyl-2-oxo-2,3-dihydro-4H-1,4-benzoxazin-4-yl)acetic acid

3-(5-bromo-1H-indol-1-yl)propanoic acid

tert-butyl [(1S)-1-(5-mercapto-1,3,4-oxadiazol-2-yl)ethyl]carbamate

2-[(4-ethyl-8-methyl-2-oxo-2H-chromen-7-yl)oxy]propanoic acid