2-(Difluoromethyl)-3-hydroxypyridine-5-acetic acid
2-(Difluoromethyl)-3-hydroxypyridine-4-acetic acid
Ethyl 3-(difluoromethyl)-6-hydroxypyridine-2-carboxylate
Ethyl 5-(difluoromethyl)-2-hydroxypyridine-4-carboxylate
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