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