3-Bromo-5-iodopyridine-4-sulfonyl chloride
3-Bromo-2-hydroxy-4-(trifluoromethoxy)pyridine-6-carboxylic acid
4-Amino-3-hydroxy-2-methyl-6-(trifluoromethoxy)pyridine
3-Amino-2-bromo-6-(difluoromethyl)pyridine-4-methanol
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