Ethyl 5-cyano-2-(difluoromethyl)-3-methoxypyridine-6-carboxylate
3-Chloro-4-(difluoromethyl)-2-(trifluoromethyl)pyridine-6-acetic acid
2-Cyano-4-(difluoromethyl)-6-iodo-3-(trifluoromethyl)pyridine
2-Cyano-4-(difluoromethyl)-3-fluoro-5-iodopyridine
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