Methyl 3-amino-2-(difluoromethyl)-4-fluoropyridine-5-acetate
Ethyl 4-amino-2-(aminomethyl)-3-(difluoromethyl)pyridine-6-acetate
2-Bromo-6-(bromomethyl)-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
Methyl 4-(bromomethyl)-5-chloro-3-(difluoromethyl)pyridine-2-carboxylate