Ethyl 5-(bromomethyl)-3-(difluoromethyl)pyridine-2-acetate
3-(Chloromethyl)-2-(difluoromethyl)-4,6-diiodopyridine
2-(Bromomethyl)-3-(difluoromethyl)pyridine-6-sulfonamide
3-(Chloromethyl)-5-(difluoromethyl)-2,4-diiodopyridine
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