5-(Difluoromethyl)-2-fluoro-4-hydroxypyridine-3-acetic acid
3-(Chloromethyl)-4-(difluoromethyl)-2-fluoro-6-methoxypyridine
3-(Difluoromethyl)-5-fluoro-4-iodopyridine-2-methanol
4-(Bromomethyl)-3-(difluoromethyl)-2-fluoro-6-methoxypyridine
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