Methyl 6-chloro-4-fluoropicolinate
4-(Chloromethyl)-3-(difluoromethyl)-2-(trifluoromethyl)pyridine-5-carboxylic acid
4-Bromo-5-(chloromethyl)-2-(difluoromethyl)-3-methoxypyridine
2-Fluoro-3-iodo-6-(methylthio)pyridine
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