Methyl 2-bromo-3-(bromomethyl)-4-(trifluoromethoxy)pyridine-5-carboxylate
6-Bromo-4-(bromomethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine
2-Bromo-4-(bromomethyl)-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine
4-Bromo-5-(bromomethyl)-2-methoxy-3-(trifluoromethoxy)pyridine