4-Bromo-3-nitro-2-(trifluoromethylthio)pyridine
3-Bromomethyl-6-phenyl-2-(trifluoromethyl)pyridine
2-Bromo-6-nitro-4-(trifluoromethylthio)pyridine
3-Bromo-5-methylpyridine-4-acetonitrile
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