4-Fluoro-5-methyl-2-(trifluoromethoxy)pyridine-3-sulfonyl chloride
5-(Aminomethyl)-4-hydroxy-3-methoxy-2-(trifluoromethoxy)pyridine
3-(Chloromethyl)-6-fluoro-2-(trifluoromethoxy)pyridine-4-methanol
3-(Aminomethyl)-4-hydroxy-2-methoxy-5-(trifluoromethoxy)pyridine