4-Bromo-2-nitro-5-(trifluoromethoxy)pyridine-3-carboxamide
3-Bromo-5-nitro-4-(trifluoromethoxy)pyridine-2-carboxamide
6-Bromo-2-nitro-3-(trifluoromethoxy)pyridine-4-carboxamide
2-Bromo-3-nitro-6-(trifluoromethoxy)pyridine-5-carboxamide
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