2-Cyano-4-(difluoromethyl)-6-hydroxypyridine-3-sulfonamide
2-Bromo-3-cyano-6-(difluoromethyl)-5-methylpyridine
3-Bromo-2-fluoro-6-iodo-4-(trifluoromethoxy)pyridine
Ethyl 5-methyl-2-(trifluoromethyl)pyridine-3-carboxylate
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