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