Methyl 4-(aminomethyl)-2-bromo-3-(difluoromethyl)pyridine-5-carboxylate
3-(Difluoromethyl)-4-iodo-5-(trifluoromethyl)pyridine-2-methanol
2-Bromo-4-(bromomethyl)-5-chloro-3-(difluoromethyl)pyridine
3-Chloro-4-(chloromethyl)-2-methoxy-5-(trifluoromethoxy)pyridine