2-Bromo-4-(difluoromethyl)-5-methoxy-3-(trifluoromethoxy)pyridine
2-Bromo-4,5-dichloro-3-(difluoromethyl)pyridine
4-(Difluoromethyl)-3-hydroxy-6-(trifluoromethoxy)pyridine-2-carboxaldehyde
2-Amino-3-fluoro-6-(trifluoromethoxy)pyridine-5-carboxaldehyde