2-Cyano-3-methoxy-4-(trifluoromethoxy)pyridine-5-sulfonyl chloride
6-(Chloromethyl)-3-cyano-4-(trifluoromethoxy)pyridine-2-methanol
2-Cyano-5-methyl-4-(trifluoromethoxy)pyridine-3-carboxaldehyde
6-(Chloromethyl)-4-cyano-3-(trifluoromethoxy)pyridine-2-methanol