Methyl 5-bromo-2-(difluoromethyl)-4-methoxypyridine-3-carboxylate
Methyl 5-bromo-2-(difluoromethyl)-3-methoxypyridine-4-carboxylate
2-Bromo-3-(bromomethyl)-6-(difluoromethyl)-5-methoxypyridine
2-Bromo-3-(bromomethyl)-5-(difluoromethyl)-6-methoxypyridine