Ethyl 4-bromo-2-methoxy-5-(trifluoromethoxy)pyridine-3-carboxylate
2-Bromo-3-methoxy-4-(trifluoromethoxy)pyridine-6-carboxaldehyde
4-Bromo-3-fluoro-2-(trifluoromethoxy)pyridine-5-carboxaldehyde
Ethyl 3-bromo-2-methoxy-6-(trifluoromethoxy)pyridine-5-carboxylate