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