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