6-(Difluoromethyl)-2,3-dimethoxypyridine-5-carboxylic acid
4-Amino-2-bromo-5-(difluoromethyl)pyridine-3-carboxylic acid
2-(Difluoromethyl)-3,6-dimethoxy-5-methylpyridine
5-(Difluoromethyl)-2,3-dimethoxypyridine-4-carboxylic acid
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