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