3,4-Diamino-6-hydroxy-2-(trifluoromethoxy)pyridine
2-(Difluoromethyl)-6-fluoro-3-(trifluoromethyl)pyridine-4-acetonitrile
Methyl 6-chloro-2-(chloromethyl)-4-(difluoromethyl)pyridine-3-carboxylate
2-(Bromomethyl)-4-chloro-6-(difluoromethyl)pyridine-3-acetonitrile