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