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