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

5-chloro-3-(ethylsulfanyl)-1,2,4-thiadiazole

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

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

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

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

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

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

5-(2-phenylethyl)-1H-pyrazole-4-carboxylic acid

5-(pyridin-3-yl)-1H-pyrazole-4-carboxylic acid

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