Methyl 4-(bromomethyl)-2-cyano-3-(difluoromethyl)pyridine-6-carboxylate
3-Cyano-5-(difluoromethyl)-4-(trifluoromethyl)pyridine-2-carboxaldehyde
Methyl 3-(bromomethyl)-5-cyano-2-(difluoromethyl)pyridine-6-carboxylate
5-(Difluoromethyl)-3-fluoro-4-hydroxypyridine-2-methanol