Ethyl 3-bromo-4-iodo-2-(trifluoromethoxy)pyridine-5-carboxylate
2-Bromo-5-(chloromethyl)-4-nitro-3-(trifluoromethoxy)pyridine
3-Bromo-2-methyl-4-(trifluoromethoxy)pyridine-5-carboxaldehyde
6-Bromo-4-(chloromethyl)-2-nitro-3-(trifluoromethoxy)pyridine