Methyl 4-bromo-2-iodo-3-(trifluoromethoxy)pyridine-5-carboxylate
3-Bromo-5-(difluoromethyl)-2-iodo-4-(trifluoromethoxy)pyridine
Methyl 5-bromo-3-iodo-4-(trifluoromethoxy)pyridine-2-carboxylate
3-Bromo-4-(difluoromethyl)-2-iodo-5-(trifluoromethoxy)pyridine