4-Cyano-3-(difluoromethyl)-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
5-Chloro-2-nitro-4-(trifluoromethoxy)pyridine-3-methanol
4-Cyano-3-(fluoromethyl)-2-nitro-5-(trifluoromethoxy)pyridine
4-Chloro-5-nitro-2-(trifluoromethoxy)pyridine-3-methanol