3-(Aminomethyl)-5-(difluoromethyl)-6-methoxypyridine-2-carboxaldehyde
5-(Aminomethyl)-3-(difluoromethyl)-4-methoxypyridine-2-carboxaldehyde
3-(Aminomethyl)-5-(difluoromethyl)-4-methoxypyridine-2-carboxaldehyde
3-(Aminomethyl)-5-(difluoromethyl)-2-methoxypyridine-6-carboxaldehyde