2-((1H-indol-5-yl)amino)-6-((2，4-difluorophenyl)sulfonyl)-8-methylpyrido[2，3-d]pyrimidin-7(8H)-one

2-((1H-indol-5-yl)amino)-6-((2，4-difluorophenyl)sulfonyl)-8-methylpyrido[2，3-d]pyrimidin-7(8H)-one ≥99%