2-(Difluoromethyl)-4-hydroxy-5-methoxypyridine-3-carbonyl chloride
3-(Difluoromethyl)-4-hydroxy-5-nitropyridine-2-sulfonamide
2-(Difluoromethyl)-3-hydroxy-6-methoxypyridine-5-carbonyl chloride
3-(Difluoromethyl)-4-hydroxy-6-methylpyridine-2-methanol
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