2-Cyano-3-nitro-4-(trifluoromethoxy)pyridine-5-carboxylic acid
4-(Difluoromethyl)-2-iodo-6-methoxy-3-methylpyridine
Ethyl 3-(chloromethyl)-2-hydroxy-6-(trifluoromethoxy)pyridine-5-carboxylate
4-Amino-5-(difluoromethyl)-3-nitropyridine-2-acetonitrile
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