3-(Bromomethyl)-2-methyl-6-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
4-(Chloromethyl)-2-(difluoromethyl)-6-methoxy-3-(trifluoromethyl)pyridine
3-(Bromomethyl)-2-methyl-4-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
4-(Chloromethyl)-2-(difluoromethyl)-5-methoxy-3-(trifluoromethyl)pyridine