2-(Bromomethyl)-6-methoxy-3-nitro-4-(trifluoromethoxy)pyridine
3-(Chloromethyl)-4-(difluoromethyl)-2-methoxy-6-(trifluoromethoxy)pyridine
6-(Bromomethyl)-3-methoxy-4-nitro-2-(trifluoromethoxy)pyridine
Methyl 6-methoxy-2-nitro-3-(trifluoromethoxy)pyridine-4-acetate