5-Nitro-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-carbonyl chloride
4-(Fluoromethyl)-3-methyl-2-nitro-5-(trifluoromethoxy)pyridine
4-Nitro-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-5-carbonyl chloride
3-Methyl-4-nitro-2-(trifluoromethoxy)pyridine-6-methanol