2-(Aminomethyl)-3-(difluoromethyl)-6-hydroxy-5-nitropyridine
4-(Difluoromethyl)-6-hydroxy-2-methylpyridine-3-carboxamide
3-(Bromomethyl)-4-(difluoromethyl)-6-hydroxy-2-(trifluoromethyl)pyridine
6-(Bromomethyl)-3-(difluoromethyl)-2-hydroxy-4-(trifluoromethyl)pyridine