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