2-(Difluoromethyl)-3-hydroxypyridine-5-carboxamide
2-(Difluoromethyl)-3-hydroxypyridine-4-carboxamide
3-(Difluoromethyl)-6-hydroxypyridine-2-carbonyl chloride
5-(Difluoromethyl)-2-hydroxypyridine-4-carbonyl chloride
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