4-Cyano-2-nitro-6-(trifluoromethoxy)pyridine-3-carboxamide
2-(Difluoromethyl)-5-(trifluoromethyl)pyridine-4-carboxamide
2-(Difluoromethyl)-4-(trifluoromethyl)pyridine-6-carboxamide
2-(Difluoromethyl)-4-(trifluoromethyl)pyridine-3-carboxamide
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