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