3-Bromo-2-(bromomethyl)-5-(difluoromethyl)-4-nitropyridine
2-Bromo-4-(bromomethyl)-3-(difluoromethyl)-5-(trifluoromethyl)pyridine
4-Bromo-5-(difluoromethyl)-3-iodopyridine-2-acetonitrile
Ethyl 5-(aminomethyl)-2-bromo-3-(difluoromethyl)pyridine-4-acetate