3-Chloro-6-(difluoromethyl)-2-methylpyridine-5-carboxaldehyde
Methyl 3-bromo-4-(chloromethyl)-2-(difluoromethyl)pyridine-5-carboxylate
4-Chloro-3-(difluoromethyl)-2-methylpyridine-6-carboxaldehyde
3-Chloro-2-(difluoromethyl)-4-iodopyridine-6-acetic acid