2-(Chloromethyl)-5-hydroxy-4-methoxy-3-(trifluoromethoxy)pyridine
6-(Chloromethyl)-4-hydroxy-2-methoxy-3-(trifluoromethoxy)pyridine
3-(Chloromethyl)-2-fluoro-6-(trifluoromethoxy)pyridine-5-carboxylic acid
4-(Fluoromethyl)-6-hydroxy-3-methoxy-2-(trifluoromethoxy)pyridine