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