3-Iodo-5-methyl-2-(trifluoromethoxy)pyridine-4-sulfonyl chloride
3-(Difluoromethyl)-2-iodo-6-methoxy-4-(trifluoromethoxy)pyridine
3-(Difluoromethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine-5-acetonitrile
6-(Difluoromethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine-2-acetonitrile