2-Cyano-4-(difluoromethyl)-3-fluoro-6-(trifluoromethoxy)pyridine
4-Chloro-2-(chloromethyl)-3-methyl-6-(trifluoromethoxy)pyridine
2-Chloro-6-methyl-5-(trifluoromethoxy)pyridine-3-sulfonamide
3-Chloro-5-(chloromethyl)-6-methyl-2-(trifluoromethoxy)pyridine