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