2-(Bromomethyl)-3-(difluoromethyl)-4-methylpyridine-5-carboxylic acid
3-(Bromomethyl)-6-(difluoromethyl)-2-methylpyridine-4-carboxaldehyde
3-(Bromomethyl)-6-(difluoromethyl)-2-methylpyridine-5-carboxaldehyde
3-(Bromomethyl)-6-(difluoromethyl)-4-methylpyridine-2-carboxaldehyde