Ethyl 4-(difluoromethyl)-3-methoxypyridine-5-carboxylate
4-(Chloromethyl)-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-2-methanol
Ethyl 4-(difluoromethyl)-2-methoxypyridine-5-carboxylate
Ethyl 4-(chloromethyl)-2-(difluoromethyl)-6-(trifluoromethoxy)pyridine-3-acetate