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