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