2,5-Diamino-3-(difluoromethyl)-6-methylpyridine
3,5-Difluoro-2-(difluoromethyl)pyridine-4-sulfonamide
2,4-Diamino-6-(difluoromethyl)-3-methylpyridine
2,6-Difluoro-3-(difluoromethyl)pyridine-4-sulfonamide
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