5-(Difluoromethyl)-3-fluoro-4-hydroxypyridine-2-carboxamide
3-(Difluoromethyl)-5-fluoro-6-hydroxypyridine-2-carboxamide
3-(Difluoromethyl)-5-fluoro-2-hydroxypyridine-6-carboxamide
5-(Difluoromethyl)-4-fluoro-2-hydroxypyridine-3-carboxamide
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