6-Fluoro-4-nitro-3-(trifluoromethoxy)pyridine-2-sulfonamide
3-(Aminomethyl)-2-fluoro-6-(trifluoromethoxy)pyridine-4-methanol
5-Fluoro-2-nitro-3-(trifluoromethoxy)pyridine-4-sulfonyl chloride
2-(Aminomethyl)-6-fluoro-5-(trifluoromethoxy)pyridine-3-methanol