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