2-Cyano-6-iodo-5-(trifluoromethoxy)pyridine-3-sulfonamide
3-Chloro-2-(difluoromethyl)-4-fluoro-6-(trifluoromethoxy)pyridine
2-Chloro-6-(difluoromethyl)-5-fluoro-3-(trifluoromethoxy)pyridine
Methyl 6-chloro-4-methoxy-3-(trifluoromethoxy)pyridine-2-carboxylate