2,6-Difluoro-3-(trifluoromethoxy)pyridine-5-carboxamide
3-Nitro-6-(trifluoromethoxy)pyridine-2-carboxamide
5-Nitro-2-(trifluoromethoxy)pyridine-3-carboxamide
2-Bromo-6-(difluoromethyl)-3-hydroxypyridine
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