6-(Fluoromethyl)-4-hydroxy-2-(trifluoromethoxy)pyridine-3-acetic acid
6-(Chloromethyl)-3-iodo-2-nitro-4-(trifluoromethoxy)pyridine
2-(Fluoromethyl)-4-hydroxy-5-(trifluoromethoxy)pyridine-3-acetic acid
Methyl 2-(fluoromethyl)-6-hydroxy-3-(trifluoromethoxy)pyridine-5-acetate