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