3-Hydroxy-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-5-methanol
2-(Fluoromethyl)-5-hydroxy-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
3-(Chloromethyl)-5-hydroxy-4-nitro-2-(trifluoromethoxy)pyridine
6-(Fluoromethyl)-4-hydroxy-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine