5-(Difluoromethyl)-2-methoxy-3-(trifluoromethoxy)pyridine-4-carboxaldehyde
4-(Difluoromethyl)-5-methoxy-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
Ethyl 4-methoxy-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-2-acetate
4-(Difluoromethyl)-3-methoxy-2-(trifluoromethoxy)pyridine-5-carboxaldehyde