2-(Difluoromethyl)-5-hydroxy-6-methylpyridine-3-carboxaldehyde
4-Amino-2-chloro-5-(difluoromethyl)pyridine-3-carboxylic acid
4-Bromo-3-(chloromethyl)-6-cyano-2-(trifluoromethoxy)pyridine
3-Amino-6-cyano-2-(difluoromethyl)-5-nitropyridine
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