5-Bromo-2-(difluoromethyl)-3-hydroxypyridine-4-carbonyl chloride
Methyl 3-cyano-5-(difluoromethyl)-2-hydroxypyridine-4-acetate
3-Amino-2-cyano-6-hydroxy-5-(trifluoromethoxy)pyridine
3-Amino-4-iodo-2-(trifluoromethoxy)pyridine-6-acetonitrile
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