3,4-Difluoro-5-(trifluoromethoxy)pyridine-2-carboxamide
3,4-Difluoro-2-(trifluoromethoxy)pyridine-6-carboxamide
3,4-Dimethyl-2-(trifluoromethoxy)pyridine-6-carboxamide
2,6-Difluoro-3-(trifluoromethoxy)pyridine-4-carboxamide
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