Ethyl 5-(chloromethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-6-acetate
3-Iodo-5-nitro-2-(trifluoromethoxy)pyridine-4-acetic acid
Ethyl 4-(chloromethyl)-3-hydroxy-6-(trifluoromethoxy)pyridine-2-acetate
2-(Fluoromethyl)-5-hydroxy-6-(trifluoromethoxy)pyridine-3-methanol