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