3-Bromo-2-(bromomethyl)-5-methyl-6-(trifluoromethoxy)pyridine
4-Bromo-2-(bromomethyl)-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine
5-Bromo-3-(bromomethyl)-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine
6-Bromo-4-(bromomethyl)-2-chloro-3-(trifluoromethoxy)pyridine