Methyl 2-(difluoromethyl)-4-fluoro-6-nitropyridine-3-carboxylate
6-(Difluoromethyl)-4-fluoro-2-methoxypyridine-3-acetonitrile
5-(Difluoromethyl)-3-fluoro-2-methoxy-4-(trifluoromethyl)pyridine
6-(Bromomethyl)-4-(difluoromethyl)-2-fluoro-3-methylpyridine