Ethyl 6-bromo-2-fluoro-4-(trifluoromethoxy)pyridine-3-carboxylate
3-Amino-4-(difluoromethyl)-6-(trifluoromethoxy)pyridine-2-carboxaldehyde
Ethyl 6-bromo-3-fluoro-4-(trifluoromethoxy)pyridine-2-carboxylate
3-Amino-2-(difluoromethyl)-6-(trifluoromethoxy)pyridine-4-carboxaldehyde