Ethyl 4-(difluoromethyl)-2-methylpyridine-3-acetate
4-(Difluoromethyl)-5-methylpyridine-2-acetonitrile
Ethyl 3-(difluoromethyl)-5-methylpyridine-2-acetate
4-(Difluoromethyl)-2-methylpyridine-6-acetonitrile
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