6-(Chloromethyl)-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-carbonyl chloride
4-(Bromomethyl)-3-(difluoromethyl)pyridine-2-acetic acid
4-Cyano-3-(difluoromethyl)-5-(trifluoromethyl)pyridine
2-(Chloromethyl)-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-5-carbonyl chloride