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