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