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