methyl 5-cyclopropyl-2-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-7-carboxylate

2-[3-(Difluoromethyl)-1H-pyrazol-1-yl]propionic acid

3-(Difluoromethyl)-1-methyl-1H-pyrazole

5-(Difluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid

ethyl 1-ethyl-3-nitro-1H-pyrazole-5-carboxylate

5-(bromomethyl)-1-ethyl-3-methyl-1H-pyrazole

3-(bromomethyl)-1-isopropyl-1H-pyrazole

methyl 3-(3-bromo-1H-pyrazol-1-yl)propanoate

3-(3-bromo-1H-1,2,4-triazol-1-yl)propanoic acid

methyl 4-chloro-5-methylisoxazole-3-carboxylate

1'-ethyl-4'-nitro-1'H-1,3'-bipyrazole-3-carboxylic acid