Ethyl 3,5-dichloro-2-(difluoromethyl)pyridine-6-acetate
Ethyl 4,5-dibromo-2-(difluoromethyl)pyridine-3-acetate
6-(Aminomethyl)-2,4-diamino-3-(difluoromethyl)pyridine
Ethyl 2,4-dibromo-5-(difluoromethyl)pyridine-3-acetate
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