Methyl 3-bromo-5-(bromomethyl)-2-(difluoromethyl)pyridine-6-carboxylate
Methyl 3-bromo-4-(bromomethyl)-2-(difluoromethyl)pyridine-6-carboxylate
4-Chloro-2-cyano-3-(difluoromethyl)pyridine-6-acetonitrile
6-(Aminomethyl)-2-chloro-3-(difluoromethyl)-4-hydroxypyridine