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