3-(Difluoromethyl)-2-fluoro-5-methoxy-4-nitropyridine
6-Chloro-2-(difluoromethyl)-3-methylpyridine-4-carbonyl chloride
3-Bromo-2-chloro-6-nitro-5-(trifluoromethoxy)pyridine
4-Bromo-5-(chloromethyl)-2-(trifluoromethoxy)pyridine-3-carboxaldehyde
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