3-Bromo-5-(bromomethyl)-6-(difluoromethyl)-2-nitropyridine
2-(Chloromethyl)-3-cyano-6-(difluoromethyl)-4-hydroxypyridine
2-Methyl-3-nitro-6-(trifluoromethoxy)pyridine-4-carboxylic acid
5-Amino-3-(difluoromethyl)-4-nitropyridine-2-methanol
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