2-Bromo-3-(difluoromethyl)-6-fluoro-5-(trifluoromethoxy)pyridine
2-Bromo-5-chloro-3-fluoro-4-(trifluoromethoxy)pyridine
2-Bromo-5-fluoro-6-(trifluoromethoxy)pyridine-3-carboxaldehyde
6-Bromo-4-chloro-3-fluoro-2-(trifluoromethoxy)pyridine
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