4-Nitro-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-acetonitrile
3-Nitro-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-4-methanol
4-Nitro-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-6-acetonitrile
3-Nitro-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-4-methanol