Ethyl 4-(difluoromethyl)-3-fluoro-2-methylpyridine-6-carboxylate
2-(Chloromethyl)-3-(difluoromethyl)-6-(trifluoromethyl)pyridine-4-sulfonyl chloride
3-Amino-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-4-acetic acid
2-Amino-4-(chloromethyl)-3-(difluoromethyl)-6-(trifluoromethyl)pyridine