Ethyl 4-(chloromethyl)-3-methoxy-2-(trifluoromethoxy)pyridine-6-acetate
2-(Difluoromethyl)-6-methoxy-4-nitro-3-(trifluoromethoxy)pyridine
3-Methoxy-6-nitro-2-(trifluoromethoxy)pyridine-4-methanol
2-(Difluoromethyl)-5-methoxy-6-nitro-3-(trifluoromethoxy)pyridine