2-(Difluoromethyl)-6-nitro-3-(trifluoromethyl)pyridine-5-sulfonyl chloride
4-Bromo-2-hydroxy-3-nitro-6-(trifluoromethoxy)pyridine
5-(Difluoromethyl)-3-hydroxy-2-methoxy-4-methylpyridine
3,5-Bis(3,5-dichlorophenyl)pyridine
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