2-(Difluoromethyl)-3-fluoro-5-hydroxy-4-(trifluoromethyl)pyridine
3-(Chloromethyl)-2-(difluoromethyl)-5-fluoro-4-hydroxypyridine
5-(Difluoromethyl)-2-fluoro-3-iodo-4-methylpyridine
3-(Difluoromethyl)-5-fluoro-2-iodo-4-methylpyridine
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