6-(Difluoromethyl)-4-nitro-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
Ethyl 3-methoxy-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-6-carboxylate
3-(Difluoromethyl)-4-methoxy-6-(trifluoromethoxy)pyridine-2-methanol
Ethyl 3-methoxy-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-5-carboxylate