Methyl 2-(difluoromethyl)-5-fluoro-6-hydroxypyridine-3-acetate
Methyl 2-(difluoromethyl)-6-fluoro-5-methoxypyridine-3-acetate
5-(Difluoromethyl)-2-fluoro-4-hydroxypyridine-3-acetic acid
3-(Chloromethyl)-4-(difluoromethyl)-2-fluoro-6-methoxypyridine
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