Methyl 5-bromo-2-(bromomethyl)-4-(difluoromethyl)pyridine-3-carboxylate
4-Chloro-6-(difluoromethyl)-2-fluoropyridine-3-methanol
Methyl 5-bromo-2-(bromomethyl)-3-(difluoromethyl)pyridine-4-carboxylate
Methyl 4-bromo-3-(bromomethyl)-5-(difluoromethyl)pyridine-2-carboxylate