4-Iodo-2-nitro-3-(trifluoromethoxy)pyridine-5-acetic acid
2-(Fluoromethyl)-4-hydroxy-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
4-(Difluoromethyl)-2-iodo-6-methyl-3-(trifluoromethoxy)pyridine
2-(Fluoromethyl)-3-hydroxy-6-(trifluoromethoxy)-4-(trifluoromethyl)pyridine