3-(Aminomethyl)-6-cyano-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine
2-Cyano-6-iodo-5-(trifluoromethoxy)pyridine-3-sulfonyl chloride
Ethyl 4-fluoro-2-nitro-5-(trifluoromethoxy)pyridine-3-carboxylate
2-Cyano-6-iodo-3-(trifluoromethoxy)pyridine-5-sulfonyl chloride