Protective Groups

4-[3-(2-methylphenyl)-1,2,4-oxadiazol-5-yl]butanoic acid

4-[(2-isopropyl-6-methylphenyl)amino]-4-oxobutanoic acid

4-[3-(3-methylphenyl)-1,2,4-oxadiazol-5-yl]butanoic acid

4-(3,5-dimethyl-1H-pyrazol-1-yl)butanoic acid

3-{4-[(methylamino)sulfonyl]phenyl}propanoic acid

(1-isopropyl-3-oxo-2-piperazinyl)acetic acid

4-[(2-acetylphenyl)amino]-4-oxobutanoic acid

3-[3-(2-methylphenyl)-1,2,4-oxadiazol-5-yl]propanoic acid

[(5-hydroxy-6-methyl-1,2,4-triazin-3-yl)thio]acetic acid

N-(2-thienylsulfonyl)glycine

4-[3-(4-pyridinyl)-1,2,4-oxadiazol-5-yl]butanoic acid

3-[3-(3-methylphenyl)-1,2,4-oxadiazol-5-yl]propanoic acid

[(6-methyl-5-oxo-4,5-dihydro-1,2,4-triazin-3-yl)thio]acetic acid

(3-acetyl-7-ethyl-1H-indol-1-yl)acetic acid

4-[3-(4-methoxyphenyl)-1,2,4-oxadiazol-5-yl]butanoic acid

[4-(butyrylamino)phenyl]acetic acid