3-Chloro-5-cyano-4-(trifluoromethoxy)pyridine-2-methanol
4-Bromo-6-cyano-3-(difluoromethyl)pyridine-2-methanol
3-(Chloromethyl)-2-(difluoromethyl)-4-hydroxypyridine-5-carboxylic acid
3-Amino-2-cyano-6-(difluoromethyl)pyridine-5-carboxylic acid
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