Methyl 4-cyano-3-iodo-2-(trifluoromethoxy)pyridine-6-acetate
3-Chloro-5-methoxy-2-(trifluoromethoxy)pyridine-4-carboxaldehyde
2-Cyano-3-iodo-5-(trifluoromethoxy)pyridine-6-sulfonyl chloride
2-Chloro-6-methoxy-3-(trifluoromethoxy)pyridine-4-carboxaldehyde