4-(Difluoromethyl)-3,5-dimethoxypyridine-2-carbonyl chloride
6-(Difluoromethyl)-2,3-dimethoxypyridine-5-acetic acid
2-(Difluoromethyl)-3,4-dimethoxypyridine-5-acetic acid
3-(Difluoromethyl)-2,6-dimethoxypyridine-4-acetic acid
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