3-(Chloromethyl)-5-iodo-6-(trifluoromethoxy)pyridine-2-carboxylic acid
2-(Difluoromethyl)-5-methoxy-3-nitro-4-(trifluoromethoxy)pyridine
4-(Chloromethyl)-6-iodo-3-(trifluoromethoxy)pyridine-2-acetonitrile
2-(Difluoromethyl)-4-methoxy-3-nitro-5-(trifluoromethoxy)pyridine