2-(Difluoromethyl)-4-hydroxy-6-methylpyridine-3-sulfonyl chloride
2-(Difluoromethyl)-4-hydroxy-3-methoxypyridine-5-carboxylic acid
2-(Difluoromethyl)-3-hydroxy-4-methoxypyridine-5-carboxylic acid
5-(Difluoromethyl)-2-hydroxy-3-methylpyridine-4-sulfonamide