4-(Aminomethyl)-2-cyano-3-(difluoromethyl)pyridine-5-acetonitrile
Methyl 5-cyano-3-(difluoromethyl)-4-methylpyridine-2-acetate
6-(Aminomethyl)-2-cyano-4-(difluoromethyl)pyridine-3-acetonitrile
4-Cyano-6-(difluoromethyl)-3-methoxypyridine-2-carboxylic acid