2-Amino-5-bromo-3-(difluoromethyl)pyridine-6-acetic acid
Ethyl 5-amino-3-chloro-2-(difluoromethyl)pyridine-4-acetate
Methyl 4-amino-3-bromo-2-(difluoromethyl)pyridine-6-acetate
Ethyl 5-amino-4-chloro-2-(difluoromethyl)pyridine-3-acetate
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