6-Hydroxy-2-nitro-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
5-Hydroxy-2-iodo-3-(trifluoromethoxy)pyridine-4-acetonitrile
3-Hydroxy-5-iodo-2-(trifluoromethoxy)pyridine-6-carboxaldehyde
2-Hydroxy-6-nitro-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine