Ethyl 3-methoxy-6-nitro-2-(trifluoromethoxy)pyridine-5-acetate
4-(Difluoromethyl)-2-methoxy-3-nitro-6-(trifluoromethoxy)pyridine
3-(Chloromethyl)-4-methoxy-2-(trifluoromethoxy)pyridine-6-carboxaldehyde
Ethyl 5-methoxy-2-nitro-3-(trifluoromethoxy)pyridine-6-acetate