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