2-(Difluoromethyl)-3-iodo-4-methoxypyridine-6-carboxaldehyde
6-(Difluoromethyl)-4-iodo-3-methylpyridine-2-carbonyl chloride
5-(Difluoromethyl)-2-iodo-3-methoxypyridine-6-methanol
2-(Difluoromethyl)-4-hydroxy-3-(trifluoromethyl)pyridine-5-carboxylic acid