2-(Aminomethyl)-3-chloro-6-nitro-5-(trifluoromethoxy)pyridine
4-Bromo-3-nitro-6-(trifluoromethoxy)pyridine-2-sulfonyl chloride
4-(Aminomethyl)-5-bromo-3-(trifluoromethoxy)pyridine-2-carboxylic acid
2-Chloro-4-(chloromethyl)-5-nitro-3-(trifluoromethoxy)pyridine