2,6-Diamino-3-(difluoromethyl)pyridine-5-acetic acid
4-(Difluoromethyl)-2,5-diiodopyridine-3-carboxylic acid
4,5-Diamino-2-(difluoromethyl)pyridine-3-sulfonamide
3-Amino-5-(difluoromethyl)-2,4-dimethoxypyridine
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