2-Cyano-4-iodo-3-(trifluoromethoxy)pyridine-6-sulfonyl chloride
4-(Bromomethyl)-2-cyano-6-methoxy-3-(trifluoromethoxy)pyridine
4-(Aminomethyl)-2-cyano-5-(trifluoromethoxy)pyridine-3-methanol
2-Cyano-3-iodo-6-(trifluoromethoxy)pyridine-4-sulfonyl chloride