2-(4-Ethylphenyl)quinoline-4-carboxylic acid

2-(3-Methoxyphenyl)quinoline-4-carboxylic acid

2-(3-Chlorophenyl)quinoline-4-carboxylic acid

2-(3,4,5-Trimethoxyphenyl)quinoline-4-carboxylic acid

2-(4-Aminophenyl)-quinoline-4-carboxylic acid

2,3-Dihydro-1H-cyclopenta[b]quinoline-9-carboxylic acid

2-(3-Chloro-phenyl)-3-methylquinoline-4-carboxylic acid

6-Bromo-2-(5-methylthiophen-2-yl)quinoline-4-carboxylic acid

6-Bromo-2-(2,4-dimethoxyphenyl)quinoline-4-carboxylic acid

6-Bromo-2-(3,4-dimethylphenyl)-quinoline-4-carboxylic acid

3-(5-Formyl-furan-2-yl)benzoic acid