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