5-chloro-3-[(2-methoxyethyl)sulfanyl]-1,2,4-thiadiazole

5-chloro-3-[(2-methylpropyl)sulfanyl]-1,2,4-thiadiazole

5-chloro-3-{[(2-methylphenyl)methyl]sulfanyl}-1,2,4-thiadiazole

ethyl 5-(4-methylphenyl)-1H-pyrazole-4-carboxylate

ethyl 5-(3,5-dimethoxyphenyl)-1H-pyrazole-4-carboxylate

ethyl 5-(2-bromophenyl)-1H-pyrazole-4-carboxylate

ethyl 5-(3-nitrophenyl)-1H-pyrazole-4-carboxylate

ethyl 5-[(2-fluorophenyl)methyl]-1H-pyrazole-4-carboxylate

ethyl 5-[(naphthalen-2-yloxy)methyl]-1H-pyrazole-4-carboxylate

5-(furan-2-yl)-1H-pyrazole-4-carboxylic acid

5-[(4-methoxyphenyl)methyl]-1H-pyrazole-4-carboxylic acid

5-(3-chlorophenyl)-1H-pyrazole-4-carboxylic acid

5-(4-nitrophenyl)-1H-pyrazole-4-carboxylic acid

5-(2,5-dimethoxyphenyl)-1H-pyrazole-4-carboxylic acid

5-(4-ethylphenyl)-1,2-oxazole-3-carboxylic acid