2-(Bromomethyl)-3-(difluoromethyl)-4-methoxypyridine-5-carboxaldehyde
3-(Bromomethyl)-6-(difluoromethyl)-2-methoxypyridine-5-methanol
5-(Bromomethyl)-2-(difluoromethyl)-4-methoxypyridine-3-methanol
5-(Bromomethyl)-2-(difluoromethyl)-3-methoxypyridine-4-methanol