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