Ethyl 5-bromo-4-cyano-3-(trifluoromethoxy)pyridine-2-carboxylate
5-Bromo-3-methoxy-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
Ethyl 3-bromo-4-cyano-2-(trifluoromethoxy)pyridine-5-carboxylate
3-Bromo-5-methoxy-2-(trifluoromethoxy)pyridine-4-carboxaldehyde