3-Methyl-6-nitro-4-(trifluoromethoxy)pyridine-2-acetic acid
3-(Difluoromethyl)-2-nitro-4-(trifluoromethoxy)pyridine-5-methanol
3-(Bromomethyl)-5-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-2-methanol
3-(Difluoromethyl)-4-nitro-2-(trifluoromethoxy)pyridine-6-carboxylic acid