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