6,8-dimethyl-2-(4-propylphenyl)quinoline-4-carboxylic acid

3,8-dimethyl-2-(4-methylphenyl)quinoline-4-carboxylic acid

2-(4-methoxyphenyl)-3,6,8-trimethylquinoline-4-carboxylic acid

8-chloro-2-(4-chlorophenyl)quinoline-4-carboxylic acid

7-chloro-2-(4-ethoxyphenyl)-8-methylquinoline-4-carboxylic acid

8-chloro-2-(4-isopropoxyphenyl)quinoline-4-carboxylic acid

7-chloro-2-(4-isopropylphenyl)-8-methylquinoline-4-carboxylic acid

8-chloro-2-(2,4-dimethylphenyl)quinoline-4-carboxylic acid

7-chloro-2-(2,5-dimethoxyphenyl)-8-methylquinoline-4-carboxylic acid

6,8-dimethyl-2-pyridin-4-ylquinoline-4-carboxylic acid

6-nitro-2-oxo-2H-chromene-3-carboxylic acid