Methyl 3-chloro-5-(difluoromethyl)-2-hydroxypyridine-4-acetate
4-Chloro-5-(difluoromethyl)-2-fluoro-3-hydroxypyridine
3-Bromo-2-(chloromethyl)-5-(difluoromethyl)-4-(trifluoromethyl)pyridine
5-Chloro-4-(difluoromethyl)-2-fluoro-3-methoxypyridine
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