4-Amino-3-(difluoromethyl)-2-fluoropyridine-6-sulfonamide
Ethyl 3-amino-4-(difluoromethyl)-2-fluoropyridine-5-acetate
3-Amino-4-(bromomethyl)-2-chloro-6-(difluoromethyl)pyridine
4-Amino-2-(difluoromethyl)-6-fluoropyridine-3-sulfonamide
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