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