Ethyl 2-(chloromethyl)-3-(difluoromethyl)-5-methoxypyridine-6-carboxylate
2-(Difluoromethyl)-4-iodo-5-(trifluoromethoxy)pyridine
2-(Difluoromethyl)-3-iodo-5-(trifluoromethoxy)pyridine
Methyl 5-(chloromethyl)-2-(difluoromethyl)-3-methoxypyridine-4-carboxylate