3-Bromo-5-chloro-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine
4-Bromo-3-cyano-5-(difluoromethyl)-2-(trifluoromethoxy)pyridine
2-Bromo-3-chloro-5-(trifluoromethoxy)pyridine-4-methanol
4-Bromo-6-cyano-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine
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