3-(Aminomethyl)-6-(difluoromethyl)-2-methylpyridine-4-carboxaldehyde
3-(Aminomethyl)-6-(difluoromethyl)-4-methylpyridine-2-carboxaldehyde
5-(Difluoromethyl)-2-methyl-3-nitropyridine-4-acetonitrile
5-(Aminomethyl)-2-(difluoromethyl)-3-methylpyridine-6-carboxaldehyde