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