3-Methoxy-4-nitro-5-(trifluoromethoxy)pyridine-2-acetonitrile
Methyl 3-(difluoromethyl)-6-iodo-2-(trifluoromethoxy)pyridine-4-carboxylate
2-(Bromomethyl)-6-methoxy-4-(trifluoromethoxy)pyridine-3-acetonitrile
Methyl 5-(difluoromethyl)-2-iodo-4-(trifluoromethoxy)pyridine-3-carboxylate