2-(Bromomethyl)-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-5-carbonyl chloride
3-(Chloromethyl)-6-(difluoromethyl)-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
4-(Bromomethyl)-6-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-carbonyl chloride
5-(Chloromethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine