4-Methyl-2-nitro-3-(trifluoromethoxy)pyridine-5-acetic acid
6-Cyano-3-(difluoromethyl)-2-iodopyridine-4-acetonitrile
5-Bromo-2-cyano-4-(difluoromethyl)pyridine
6-Amino-2-methyl-3-(trifluoromethoxy)pyridine-4-carboxaldehyde
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