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