Methyl 3-(chloromethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine-6-acetate
6-(Fluoromethyl)-3-hydroxy-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
4-Iodo-3-methyl-5-(trifluoromethoxy)pyridine-2-acetic acid
6-(Fluoromethyl)-4-hydroxy-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine