6-bromo-2-chloro-8-cyclopentyl-5-Methylpyrido[2,3-d]pyriMidin-7(8H)-one
3-(Trifluoromethyl)-2-pyridinesulfonamide
4-(Difluoromethyl)-2-fluoro-3-nitropyridine-6-sulfonyl chloride
3-(Difluoromethyl)-4-fluoro-6-nitropyridine-2-sulfonyl chloride
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