Methyl 2-methoxy-5-nitro-6-(trifluoromethoxy)pyridine-3-acetate
6-(Bromomethyl)-4-methoxy-3-nitro-2-(trifluoromethoxy)pyridine
4-(Chloromethyl)-3-methoxy-6-(trifluoromethoxy)pyridine-2-acetonitrile
Methyl 2-methoxy-5-nitro-4-(trifluoromethoxy)pyridine-3-acetate