6-(Difluoromethyl)-3-hydroxy-2-iodopyridine-4-acetonitrile
3-(Difluoromethyl)-6-hydroxy-2-iodo-5-(trifluoromethyl)pyridine
Ethyl 4-(aminomethyl)-6-(difluoromethyl)-3-fluoropyridine-2-carboxylate
Ethyl 5-(aminomethyl)-3-(difluoromethyl)-4-fluoropyridine-2-carboxylate