4-(Difluoromethyl)-2-methoxy-5-nitropyridine-3-sulfonamide
4-(Difluoromethyl)-2-methoxy-3-nitropyridine-5-sulfonamide
3-Bromo-2-chloro-5-(Trifluoromethyl)pyridine
3-Fluoro-2-(hydroxymethyl)pyridine
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