伊曲茶碱 Istradefylline I-20000 155270-99-8
4-去甲基伊曲茶碱 4-Desmethyl Istradefylline I-20001 160434-48-0
3-去甲基伊曲茶碱 3-Desmethyl Istradefylline I-20002 155272-04-1
伊曲茶碱二聚体杂质1 Istradefylline Dimer Impurity 1 I-20003 NA
伊曲茶碱二聚体杂质2 Istradefylline Dimer Impurity 2 I-20004 NA
3,4-去甲基伊曲茶碱 3,4-Didesmethyl Istradefylline I-20005 155272-03-0
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