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