3-Iodo-6-nitro-4-(trifluoromethoxy)pyridine-2-sulfonamide
5-Iodo-2-nitro-3-(trifluoromethoxy)pyridine-4-sulfonamide
4-Iodo-3-nitro-2-(trifluoromethoxy)pyridine-5-sulfonamide
5-(Aminomethyl)-4-(difluoromethyl)-2-iodo-3-(trifluoromethoxy)pyridine
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