2-Bromo-3-nitro-6-(trifluoromethoxy)pyridine-4-sulfonamide
Methyl 2-(aminomethyl)-3-bromo-4-(trifluoromethoxy)pyridine-5-carboxylate
2-Bromo-3-nitro-4-(trifluoromethoxy)pyridine-6-sulfonamide
5-Bromo-2-nitro-3-(trifluoromethoxy)pyridine-6-sulfonyl chloride