2,3-Diamino-5-(difluoromethyl)pyridine-6-acetic acid
2,3-Diamino-4-(difluoromethyl)pyridine-5-acetic acid
2-(Chloromethyl)-3-(difluoromethyl)pyridine-5-acetic acid
5-(Difluoromethyl)-2-methylpyridine-3-sulfonyl chloride
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