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