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