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