2-Bromo-5-(difluoromethyl)-6-hydroxy-3-(trifluoromethoxy)pyridine
2-Iodo-6-(methylthio)-3-(trifluoromethyl)pyridine
3-Chloro-2-(methylthio)pyridine
3-Bromo-5-chloro-6-(difluoromethyl)pyridine-2-carboxylic acid
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