6-(Difluoromethyl)-2-fluoro-3-nitropyridine-4-sulfonamide
2-(Difluoromethyl)-5-fluoro-4-nitropyridine-3-sulfonamide
4-(Aminomethyl)-3-(difluoromethyl)-5-fluoropyridine-2-methanol
2-(Aminomethyl)-4-(difluoromethyl)-3-fluoropyridine-6-methanol
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