3-(Difluoromethyl)-6-iodo-2-methoxypyridine-5-carboxylic acid
2-(Bromomethyl)-3-(difluoromethyl)-6-hydroxypyridine-5-acetonitrile
Ethyl 3-(difluoromethyl)-4-iodo-6-methoxypyridine-2-carboxylate
3-(Bromomethyl)-2-(difluoromethyl)-6-hydroxypyridine-4-carboxaldehyde