Ethyl 2-bromo-3-(difluoromethyl)-6-methoxypyridine-5-carboxylate
3-Bromo-5-(chloromethyl)-6-(difluoromethyl)-2-methylpyridine
Ethyl 2-bromo-3-(difluoromethyl)-5-methoxypyridine-6-carboxylate
Ethyl 2-bromo-3-(difluoromethyl)-4-methoxypyridine-6-carboxylate