4-Chloro-3-methoxypyridine
Ethyl 2-(difluoromethyl)-3,4-dimethoxypyridine-5-acetate
Ethyl 3-(difluoromethyl)-2,6-dimethoxypyridine-5-acetate
Ethyl 4-(difluoromethyl)-2,5-dimethoxypyridine-3-acetate
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