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
4-(Chloromethyl)-3-(difluoromethyl)-2-fluoropyridine-6-carboxylic acid