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