6-(Difluoromethyl)-2-methoxy-3-methylpyridine-4-sulfonamide
6-(Difluoromethyl)-2-methoxy-4-methylpyridine-3-sulfonamide
2-(Bromomethyl)-6-(difluoromethyl)-4-methoxy-3-nitropyridine
2-(Difluoromethyl)-6-methoxy-3-methylpyridine-5-sulfonamide
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