6-Cyano-4-(difluoromethyl)-3-iodopyridine-2-carboxylic acid
3-Cyano-2-(difluoromethyl)-4-methoxypyridine-6-carboxylic acid
5-Cyano-4-(difluoromethyl)-3-iodopyridine-2-carboxaldehyde
Ethyl 4-(aminomethyl)-5-cyano-2-(difluoromethyl)pyridine-3-carboxylate