Ethyl 4-iodo-2-methoxy-3-(trifluoromethoxy)pyridine-6-carboxylate
3-(Bromomethyl)-2-iodo-4-nitro-6-(trifluoromethoxy)pyridine
Ethyl 3-iodo-5-methoxy-2-(trifluoromethoxy)pyridine-6-carboxylate
2-(Bromomethyl)-6-iodo-3-nitro-5-(trifluoromethoxy)pyridine