2-(Aminomethyl)-4-chloro-3-hydroxy-6-(trifluoromethoxy)pyridine
2-Chloro-3-fluoro-4-(trifluoromethoxy)pyridine-5-sulfonamide
3-Chloro-6-fluoro-4-(trifluoromethoxy)pyridine-2-sulfonyl chloride
4-Chloro-5-fluoro-3-(trifluoromethoxy)pyridine-2-sulfonyl chloride