4-Fluoro-3-nitro-5-(trifluoromethoxy)pyridine-2-acetonitrile
3-Fluoro-2-iodo-6-(methylthio)pyridine
3-Bromo-6-(difluoromethyl)pyridine-2-acetonitrile
Methyl 3-amino-5-(difluoromethyl)-2-methylpyridine-6-carboxylate
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