Methyl 2-chloro-4-(difluoromethyl)-3-hydroxypyridine-5-acetate
5-Cyano-3-(difluoromethyl)-2-fluoropyridine-4-methanol
4-Chloro-5-(difluoromethyl)-3-hydroxypyridine-2-acetic acid
3-Cyano-6-(difluoromethyl)-2-fluoropyridine-4-acetonitrile
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