2-Bromo-3-(bromomethyl)-6-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
3,4-Dichloro-6-(difluoromethyl)pyridine-2-sulfonamide
4-(Chloromethyl)-6-(difluoromethyl)-3-(trifluoromethoxy)pyridine-2-sulfonamide
4-Chloro-3-methyl-5-(trifluoromethoxy)pyridine-2-carboxylic acid