2-Chloro-5-(difluoromethyl)-3-hydroxypyridine-4-carboxylic acid
6-Chloro-4-(difluoromethyl)-3-hydroxy-2-methoxypyridine
2-Chloro-4-(difluoromethyl)-6-hydroxypyridine-3-carboxylic acid
2-Chloro-4-(difluoromethyl)-3-hydroxy-6-methoxypyridine
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