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