3-Methoxy-2-nitro-6-(trifluoromethoxy)pyridine-5-acetonitrile
4-(Difluoromethyl)-3-iodo-2-(trifluoromethoxy)pyridine-5-methanol
3-(Chloromethyl)-6-methoxy-2-methyl-5-(trifluoromethoxy)pyridine
3-(Difluoromethyl)-4-iodo-2-(trifluoromethoxy)pyridine-5-methanol