2-Hydroxy-4-methoxy-6-(trifluoromethoxy)pyridine-3-acetonitrile
4-(Fluoromethyl)-6-iodo-2-methoxy-3-(trifluoromethoxy)pyridine
2-Hydroxy-4-methoxy-3-(trifluoromethoxy)pyridine-6-acetonitrile
4-(Fluoromethyl)-2-iodo-5-methoxy-3-(trifluoromethoxy)pyridine