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