Methyl 3-(difluoromethyl)-6-fluoropyridine-2-carboxylate
Methyl 5-(difluoromethyl)-2-fluoropyridine-3-carboxylate
Ethyl 3-(difluoromethyl)-2-fluoropyridine-4-acetate
Methyl 4-(difluoromethyl)-3-fluoropyridine-5-carboxylate
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