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