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