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