Methyl 2-bromo-3-(chloromethyl)-5-(difluoromethyl)pyridine-4-acetate
Methyl 2-bromo-3-(chloromethyl)-4-(difluoromethyl)pyridine-5-acetate
2-Bromo-5-(difluoromethyl)-6-methylpyridine-3-carboxaldehyde
3-Bromo-6-(chloromethyl)-2-(difluoromethyl)pyridine-5-acetic acid