5-Amino-2-bromo-3-nitro-6-(trifluoromethoxy)pyridine
2-Bromo-3,5-diamino-4-(trifluoromethoxy)pyridine
4,5-Dichloro-2-(trifluoromethoxy)pyridine-3-sulfonyl chloride
4-Amino-3-bromo-6-nitro-2-(trifluoromethoxy)pyridine
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