5-(Chloromethyl)-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-2-sulfonyl chloride
Ethyl 4-(chloromethyl)-6-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-acetate
4-(Difluoromethyl)-3-methoxypyridine-2-sulfonyl chloride
Ethyl 5-(chloromethyl)-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetate