2,5-Dibromo-3-(difluoromethyl)-4-hydroxypyridine
4,6-Dibromo-2-(difluoromethyl)-3-hydroxypyridine
2,3-Dibromo-4-(difluoromethyl)-5-hydroxypyridine
3,5-Diamino-4-(difluoromethyl)-2-hydroxypyridine
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