2-Chloro-6-fluoro-5-(trifluoromethoxy)pyridine-3-sulfonyl chloride
3-Bromo-5-(chloromethyl)-6-methoxy-2-(trifluoromethoxy)pyridine
3-Bromo-2-methoxy-6-(trifluoromethoxy)pyridine-4-acetic acid
3-Bromo-4-(chloromethyl)-6-methoxy-2-(trifluoromethoxy)pyridine