3-Cyano-5-nitro-6-(trifluoromethoxy)pyridine-2-carbonyl chloride
3-Cyano-5-nitro-4-(trifluoromethoxy)pyridine-2-carbonyl chloride
3-Cyano-5-nitro-2-(trifluoromethoxy)pyridine-4-carbonyl chloride
3-Cyano-4-iodo-6-(trifluoromethoxy)pyridine-2-carbonyl chloride