3-(3,5-Dichlorophenyl)-5-fluoro-2-mercaptopyridine
3-Amino-2-(difluoromethyl)-4-iodopyridine-6-carboxylic acid
6-Bromo-5-mercaptopicolinonitrile
2-(Bromomethyl)-4-chloro-5-(difluoromethyl)pyridine-3-carboxaldehyde
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