4-Bromo-6-nitro-3-(trifluoromethoxy)pyridine-2-sulfonamide
3-Bromo-5-nitro-2-(trifluoromethoxy)pyridine-4-sulfonamide
3-Bromo-2-nitro-5-(trifluoromethoxy)pyridine-6-sulfonamide
3-(Aminomethyl)-4-bromo-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine
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