2-Chloro-3-iodo-4-(trifluoromethoxy)pyridine
3-Chloro-6-fluoro-2-(trifluoromethoxy)pyridine
5-Chloro-2-fluoro-3-(trifluoromethoxy)pyridine
4-Chloro-5-fluoro-2-(trifluoromethoxy)pyridine
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