2-(Chloromethyl)-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-4-carbonyl chloride
3-(Difluoromethyl)-4-methoxypyridine-2-sulfonamide
3-(Chloromethyl)-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-carbonyl chloride
5-(Chloromethyl)-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-carbonyl chloride