4-Bromo-5-methoxy-2-(trifluoromethoxy)pyridine-3-carboxylic acid
3-Amino-5-bromo-2-nitro-6-(trifluoromethoxy)pyridine
2-Chloro-3-methoxypyridine-4-sulfonyl chloride
2,6-Di(pyridin-3-yl)benzene-1-sulfonyl chloride
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