4-Bromo-3-chloro-5-methyl-2-(trifluoromethoxy)pyridine
3-Bromo-4-fluoro-5-methoxy-2-(trifluoromethoxy)pyridine
3-Bromo-2-fluoro-5-methoxy-4-(trifluoromethoxy)pyridine
2-Bromo-3-fluoro-6-methyl-4-(trifluoromethoxy)pyridine
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