5-(Aminomethyl)-4-(difluoromethyl)pyridine-2-acetic acid
3-(Difluoromethyl)-5-(trifluoromethyl)pyridine-2-sulfonamide
3-(Aminomethyl)-2-(difluoromethyl)pyridine-5-carboxylic acid
2,5-Difluoro-4-(difluoromethyl)pyridine-3-carbonyl chloride
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