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