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