(2S,4R)-2-Amino-4-((E)-3-naphthalen-2-yl-allyl)-pentanedioic acid

(2S,4R)-2-amino-4-[(E)-3-(4-chlorophenyl)prop-2-enyl]pentanedioic acid

(2S,4R)-2-amino-4-[(E)-3-(2-methoxyphenyl)prop-2-enyl]pentanedioic acid

(2S,4R)-4-allyl glutamate

2-Amino-4-but-2-enyl-pentanedioic acid(LY339180)

(S)-2-Amino-4-cyclopentylidene-pentanedioic acid

(S)-2-Amino-4-propylidene-pentanedioicacid

(2S-(2alpha,3beta,4beta))-2-carboxy-4-(1-methylethenyl)-3-pyrrolidineacetic acid

(2S)-2-aminopentanedioic acid

(S)-1-(2-amino-2-carboxyethyl)-3-(2-carboxythiophene-3-ylmethyl)pyrimidine-2,4-dione

4-Chloro-2-[3-(1H-indol-2-yl)-ureido]-benzoic acid

4-Chloro-2-(3-naphthalen-2-yl-ureido)-benzoic acid

4-Chloro-2-[3-(3-chloro-phenyl)-ureido]-benzoic acid

2-[3-(3-bromophenyl)ureido]-4-chlorobenzenesulfonic acid

4,6-Bis-benzoylamino-isophthalic acid

1-(3-bromophenyl)-3-[5-chloro-2-(1H-tetrazol-5-yl-phenyl]urea

2-[3-(4-Bromo-phenyl)-ureido]-4-chloro-benzoic acid

4-Chloro-2-[3-(3-iodo-phenyl)-ureido]-benzoic acid

4-Chloro-2-[3-(4-chloro-phenyl)-ureido]-benzoic acid

2-(3-Benzo[1,3]dioxol-5-yl-ureido)-4-chloro-benzoic acid

2-[2-[(3-bromophenyl)carbamoylamino]-4-chlorophenyl]acetic acid

4-Chloro-2-[3-(3-methoxy-phenyl)-ureido]-benzoic acid

2-[3-(2-Bromo-phenyl)-ureido]-4-chloro-benzoic acid

4-Chloro-2-[3-(2-trifluoromethyl-phenyl)-ureido]-benzoic acid

1-[5-chloro-2-(5-oxo-4,5-dihydro-[1,2,4]oxadiazol-3-yl)-phenyl]-3-(3-bromophenyl)urea

4-Chloro-2-[3-(4-iodo-phenyl)-ureido]-benzoic acid

4-Chloro-2-[3-(2-chloro-phenyl)-ureido]-benzoic acid

2-(3-(3-bromophenyl)ureido)-4-chlorobenzoic acid

4-Chloro-2-[3-(4-trifluoromethyl-phenyl)-ureido]-benzoic acid

4-Chloro-2-[3-(3-trifluoromethyl-phenyl)-ureido]-benzoic acid

4-Chloro-2-[3-(2-iodo-phenyl)-ureido]-benzoic acid

4-Bromo-2-[3-(3-trifluoromethyl-phenyl)-ureido]-benzoic acid

4-Chloro-2-[3-(3-fluoro-phenyl)-ureido]-benzoic acid

4-Chloro-2-(3-naphthalen-1-yl-ureido)-benzoic acid

2-(3-Biphenyl-2-yl-ureido)-4-chloro-benzoic acid

4-Fluoro-2-[3-(3-trifluoromethyl-phenyl)-ureido]-benzoic acid

4-Chloro-2-[3-(4-methoxy-phenyl)-ureido]-benzoic acid

4-Chloro-2-(3-phenyl-ureido)-benzoic acid

1-(5-chloro-2-hydroxymethylphenyl)-3-(3-trifluoromethylphenyl)urea

4-Chloro-2-[3-(2-methoxy-phenyl)-ureido]-benzoic acid

2-(3-Biphenyl-3-yl-ureido)-4-chloro-benzoic acid

2-[3-(3-bromophenyl)thioureido]-4-chlorobenzoic acid

4-Chloro-2-[3-(3-hydroxy-phenyl)-ureido]-benzoic acid

4-Chloro-2-[3-(4-fluoro-phenyl)-ureido]-benzoic acid

4-Chloro-2-(3-thiophen-2-yl-ureido)-benzoic acid

2-(3-bromobenzoylamino)-4-chlorobenzoic acid

4-Chloro-2-[3-(2-fluoro-phenyl)-ureido]-benzoic acid

4-Trifluoromethyl-2-[3-(3-trifluoromethyl-phenyl)-ureido]-benzoic acid

4-Chloro-2-[3-(2-hydroxy-phenyl)-ureido]-benzoic acid

2-(3-Biphenyl-4-yl-ureido)-4-chloro-benzoic acid

2-(3-Anthracen-2-yl-ureido)-4-chloro-benzoic acid

4-Nitro-2-[3-(3-trifluoromethyl-phenyl)-ureido]-benzoic acid

1-(5-Chloro-2-hydroxy-phenyl)-3-(3-trifluoromethyl-phenyl)-urea

2-[3-(3-bromophenyl)ureido]-4-chlorobenzoic acid ethyl ester

1-(2-amino-5-chlorophenyl)-3-(3-trifluoromethylphenyl)urea

3-{2-[3-(3-bromophenyl)ureido]-4-chlorophenyl}-propionic acid

2-[2-(3-bromophenylamino)-3,4-dioxocyclobut-1-enylamino]-4-chlorobenzoic acid

2-[(3-bromophenyl)carbamoyloxy]-4-chlorobenzoic acid

4-Chloro-2-(3-pyridin-2-yl-ureido)-benzoic acid

4-Methyl-2-[3-(3-trifluoromethyl-phenyl)-ureido]-benzoic acid

4-Chloro-2-[3-(4-hydroxy-phenyl)-ureido]-benzoic acid

2,3-Dihydroxy-6-nitro-benzo[f]quinoxaline-7-sulfonic acid amide

N-(3-bromophenyl)-6-chloro-3-oxo-2H-indazole-1-carboxamide

4-Chloro-2-(3-thiophen-3-yl-ureido)-benzoic acid

3-[3-(3-Trifluoromethyl-phenyl)-ureido]-naphthalene-2-carboxylic acid

4-Chloro-2-(3-pyridin-3-yl-ureido)-benzoic acid

2-[3-(3-Trifluoromethyl-phenyl)-ureido]-benzoic acid

4-Chloro-2-(3-pyridin-4-yl-ureido)-benzoic acid

2-(3-Phenyl-ureido)-benzoic acid

3-Methyl-2-[3-(3-trifluoromethyl-phenyl)-ureido]-benzoic acid

5-Methyl-2-[3-(3-trifluoromethyl-phenyl)-ureido]-benzoic acid

2-Methyl-6-[3-(3-trifluoromethyl-phenyl)-ureido]-benzoic acid

4-Chloro-2-(3-cyclohexyl-ureido)-benzoic acid

1-(3-bromophenyl)-3-(5-chloro-2-cyanophenyl)urea

1-(3-bromophenyl)-3-(5-chloro-2-nitrophenyl)urea

1-(5-chloro-2-nitrophenyl)-3-(3-trifluoromethylphenyl)-urea

(2S,4R)-2-Amino-4-methyl-pentanedioic acid

2-[7-[3-[(4-benzylpiperazin-1-yl)methyl]pyrrol-1-yl]-6-nitro-2,3-dioxo-4H-quinoxalin-1-yl]acetic acid

(2S,4R)-2-amino-4-[(E)-3-naphthalen-1-ylprop-2-enyl]pentanedioic acid

2-Amino-4-prop-2-ynyl-pentanedioic acid

2-[6-nitro-2,3-dioxo-7-[3-[[4-(2-phenylethyl)piperazin-1-yl]methyl]pyrrol-1-yl]-4H-quinoxalin-1-yl]acetic acid

2-Amino-4-but-2-ynyl-pentanedioic acid

(2S,4R)-2-amino-4-[(E)-3-(4-bromophenyl)prop-2-enyl]pentanedioic acid

(2S,4R)-2-amino-4-[(E)-3-(4-methylsulfanylphenyl)prop-2-enyl]pentanedioic acid

(2S,4R)-2-amino-4-[(E)-3-(3-methoxyphenyl)prop-2-enyl]pentanedioic acid

2-Amino-4-(3-chloro-allyl)-pentanedioic acid

(2S,4R)-2-amino-4-[(E)-3-phenylprop-2-enyl]pentanedioic acid

(2S,4R)-2-amino-4-[(E)-3-(3,4-dichlorophenyl)prop-2-enyl]pentanedioic acid

(3S,4aR,6S,8aR)-6-[[(2S)-2-carboxy-4,4-difluoropyrrolidin-1-yl]methyl]-1,2,3,4,4a,5,6,7,8,8a-decahydroisoquinoline-3-carboxylic acid

(2S,4R)-2-amino-4-[(E)-3-[4-(trifluoromethyl)phenyl]prop-2-enyl]pentanedioic acid

(2S,4E)-2-amino-4-(2-methylpropylidene)pentanedioic acid

(2S,4R)-2-amino-4-[(E)-3-(4-propan-2-ylphenyl)prop-2-enyl]pentanedioic acid

(2S,4R)-2-amino-4-[(E)-3-(4-nitrophenyl)prop-2-enyl]pentanedioic acid

(2S,4R)-2-amino-4-[(E)-3-(3-chlorophenyl)prop-2-enyl]pentanedioic acid

(2S,4R)-2-amino-4-[(E)-3-(4-fluorophenyl)prop-2-enyl]pentanedioic acid

(S)-2-Amino-4-butylidene-pentanedioic acid

(S)-2-Amino-4-(2,2-dimethyl-propylidene)-pentanedioic acid

(2S,4Z)-2-amino-4-(2-methylpropylidene)pentanedioic acid

(7-{3-[3-(4-Nitro-phenyl)-ureidomethyl]-pyrrol-1-yl}-2,3-dioxo-6-trifluoromethyl-3,4-dihydro-2H-quinoxalin-1-yl)-acetic acid

(2S,4R)-4-propylglutamic acid

(2S,4R)-2-amino-4-[(E)-3-(2,6-dichlorophenyl)prop-2-enyl]pentanedioic acid

(2S,4R)-2-amino-4-[(E)-3-(4-phenylphenyl)prop-2-enyl]pentanedioic acid

(S)-2-Amino-4-pentylidene-pentanedioicacid

(S)-2-Amino-4-[1-cyclopentyl-meth-(E)-ylidene]-pentanedioic acid

(2S,4R)-2-amino-4-[(Z)-3-phenylprop-2-enyl]pentanedioic acid

2-Amino-4-pent-2-enyl-pentanedioic acid

2-Amino-4-pent-2-enyl-pentanedioic acid

(2S,4R)-2-amino-4-[(E)-3-(4-methylphenyl)prop-2-enyl]pentanedioic acid

(S)-2-Amino-4-(3-methyl-butylidene)-pentanedioic acid

2-[7-[3-(aminomethyl)pyrrol-1-yl]-6-nitro-2,3-dioxo-4H-quinoxalin-1-yl]acetic acid

2-[6-nitro-2,3-dioxo-7-[3-[(4-phenylpiperidin-1-yl)methyl]pyrrol-1-yl]-4H-quinoxalin-1-yl]acetic acid

(S)-2-Amino-4-[2,2-dimethyl-cyclopent-(E)-ylidene]-pentanedioic acid

(S)-2-Amino-4-(1-ethyl-propylidene)-pentanedioic acid

(2S,4R)-2-amino-4-[(E)-3-(2-chlorophenyl)prop-2-enyl]pentanedioic acid

(2S,4R)-2-amino-4-[(E)-3-[4-(trifluoromethoxy)phenyl]prop-2-enyl]pentanedioic acid

(2S,4R)-4-pentylglutamic acid

(2S)-2-amino-4-methylidenepentanedioic acid

(2S,4R)-2-amino-4-[(E)-3-(4-methoxyphenyl)prop-2-enyl]pentanedioic acid

2-Amino-4-prop-2-ynyl-pentanedioic acid

(6-Nitro-2,3-dioxo-7-{3-[(3-phenyl-propylamino)-methyl]-pyrrol-1-yl}-3,4-dihydro-2H-quinoxalin-1-yl)-acetic acid

2-[6-nitro-2,3-dioxo-7-[3-(piperidin-1-ylmethyl)pyrrol-1-yl]-4H-quinoxalin-1-yl]acetic acid

2-Amino-4-(3-phenyl-prop-2-ynyl)-pentanedioic acid

(2S,4R)-2-amino-4-[(E)-3-(4-cyanophenyl)prop-2-enyl]pentanedioic acid

3-(7-{3-[(Benzyl-methyl-amino)-methyl]-pyrrol-1-yl}-6-nitro-2,3-dioxo-3,4-dihydro-2H-quinoxalin-1-yl)-propionic acid

(S)-2-Amino-4-cyclobutylidene-pentanedioic acid

(S)-2-Amino-4-[(E)-but-2-en-(Z)-ylidene]-pentanedioic acid

(6-Nitro-2,3-dioxo-7-pyrrol-1-yl-3,4-dihydro-2H-quinoxalin-1-yl)-acetic acid

(2S,4R)-2-amino-4-[(E)-3-(3,4-dimethoxyphenyl)prop-2-enyl]pentanedioic acid

2-Amino-4-but-2-enyl-pentanedioic acid

2-Amino-4-(2-methyl-3-phenyl-allyl)-pentanedioic acid

2-Amino-4-pent-2-ynyl-pentanedioic acid

2-Amino-4-(3-methyl-but-2-enyl)-pentanedioic acid

(2S,4R)-2-Amino-4-(3-phenyl-propyl)-pentanedioic acid

2-Allyl-4-amino-pentanedioic acid

1-(4-Carboxymethyl-7-nitro-2,3-dioxo-1,2,3,4-tetrahydro-quinoxalin-6-yl)-1H-pyrrole-3-carboxylic acid

2-Amino-4-(2-chloro-allyl)-pentanedioic acid

(S)-2-Amino-4-ethylidene-pentanedioic acid

2-Amino-4-hexyl-pentanedioic acid

3-(6-Nitro-2,3-dioxo-7-pyrrol-1-yl-3,4-dihydro-2H-quinoxalin-1-yl)-propionic acid

(2S,4R)-2-amino-4-[(E)-3-(4-carboxyphenyl)prop-2-enyl]pentanedioic acid

2-Amino-4-hex-2-ynyl-pentanedioic acid

(S)-2-Amino-4-[2,2-dimethyl-cyclopent-(Z)-ylidene]-pentanedioic acid

(S)-2-Amino-4-cyclohexylidene-pentanedioic acid

(S)-2-Amino-4-[1-cyclohexyl-meth-(E)-ylidene]-pentanedioic acid

(S)-2-Amino-4-isopropylidene-pentanedioic acid

(S)-2-Amino-4-[3-phenyl-prop-(E)-ylidene]-pentanedioic acid

(S)-2-Amino-4-[(E)-3-phenyl-prop-2-en-(E)-ylidene]-pentanedioic acid

(S)-2-Amino-4-[1-(4-chloro-phenyl)-meth-(E)-ylidene]-pentanedioic acid

(S)-2-Amino-4-[4,4-diphenyl-but-(Z)-ylidene]-pentanedioic acid

(S)-2-Amino-4-[4,4-diphenyl-but-(E)-ylidene]-pentanedioic acid