Methyl 6-(difluoromethyl)-2-iodo-3-(trifluoromethoxy)pyridine-4-carboxylate
Methyl 2-(difluoromethyl)-6-iodo-4-(trifluoromethoxy)pyridine-3-carboxylate
5-(Difluoromethyl)-4-iodo-2-(trifluoromethoxy)pyridine-3-acetonitrile
3-(Difluoromethyl)-4-iodo-5-(trifluoromethoxy)pyridine-2-acetonitrile