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