2-(Bromomethyl)-4-cyano-3-(difluoromethyl)pyridine-6-methanol
4-Cyano-2-(difluoromethyl)-5-methylpyridine-3-sulfonyl chloride
5-Cyano-4-(difluoromethyl)-3-(trifluoromethyl)pyridine-2-carboxylic acid
2-Cyano-6-(difluoromethyl)-3-(trifluoromethyl)pyridine-4-carboxylic acid