3-(Difluoromethyl)-4-hydroxy-6-nitropyridine-2-carbonyl chloride
2-(Bromomethyl)-3-(difluoromethyl)-5-hydroxypyridine-6-carboxylic acid
3-(Bromomethyl)-6-(difluoromethyl)-4-hydroxypyridine-2-carboxaldehyde
3-(Difluoromethyl)-2-hydroxy-4-nitropyridine-6-carbonyl chloride