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