Methyl 3-(difluoromethyl)-6-fluoropyridine-2-acetate
5-(Difluoromethyl)-2-fluoropyridine-4-sulfonamide
Methyl 4-(difluoromethyl)-2-fluoropyridine-6-acetate
4-(Difluoromethyl)-5-fluoropyridine-2-sulfonamide
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