3,5-Dibromo-2-(difluoromethyl)-4-methoxypyridine
2,5-Diamino-4-(difluoromethyl)pyridine-3-acetic acid
3,4-Dibromo-5-(difluoromethyl)-2-methoxypyridine
4,6-Diamino-2-(difluoromethyl)pyridine-3-acetic acid
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