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