4-(Difluoromethyl)-6-fluoro-2-hydroxypyridine-3-sulfonamide
Methyl 3-(difluoromethyl)-6-fluoro-2-iodopyridine-5-carboxylate
Methyl 4-(difluoromethyl)-3-fluoro-6-iodopyridine-2-carboxylate
2-(Difluoromethyl)-5-fluoro-3-iodo-6-methylpyridine
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