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