(E)-3-(1-Ethyl-1H-pyrazol-4-yl)-acrylic acid

(E)-3-(1-Ethyl-5-methyl-1H-pyrazol-4-yl)-acrylic acid

2-Amino-6-ethyl-4,5,6,7-tetrahydrobenzo[b]-thiophene-3-carboxylic acid methyl ester

2-Amino-4-methyl-5-o-tolylcarbamoylthiophene-3-carboxylic acid methyl ester

2-Amino-5-(4-methoxyphenylcarbamoyl)-4-methyl-thiophene-3-carboxylic acid methyl ester

2-Amino-4-(4-chlorophenyl)-thiophene-3-carboxylic acid methyl ester

2-Amino-4-(2,4-dichlorophenyl)thiophene-3-carboxylic acid methyl ester

2-Amino-4-(3,4-dimethoxyphenyl)thiophene-3-carboxylic acid methyl ester

2-Amino-5-methyl-4-p-tolylthiophene-3-carboxylic acid methyl ester

2-Amino-5-methyl-4-(4-propylphenyl)thiophene-3-carboxylic acid methyl ester

4-m-Tolyl-thiazol-2-ylamine

4-(4-Methyl-3-nitro-phenyl)-thiazol-2-ylamine

4-(2,3-Dihydrobenzo[1,4]dioxin-6-yl)-thiazol-2-ylamine

4-(3,5-Difluoro-phenyl)-thiazol-2-ylamine

4-(4-tert-Butylphenyl)thiazol-2-ylamine