2-(Aminomethyl)-4-(difluoromethyl)-3-methyl-5-nitropyridine
2-(Aminomethyl)-3-(difluoromethyl)-6-methyl-4-nitropyridine
5-(Aminomethyl)-4-(difluoromethyl)-3-methylpyridine-2-acetonitrile
3-(Difluoromethyl)-4-methyl-2-nitro-6-(trifluoromethyl)pyridine