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