5-(Chloromethyl)-3-(difluoromethyl)-2-methoxypyridine-4-carboxaldehyde
2-(Difluoromethyl)-6-methoxy-3-(trifluoromethoxy)pyridine
2-(Difluoromethyl)-5-methoxy-3-(trifluoromethoxy)pyridine
3-(Chloromethyl)-5-(difluoromethyl)-4-methoxypyridine-2-carboxaldehyde