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