A four arm-polyethylene glycol-7-ethyl-10-hydroxycamptothecin conjugate, such as,
is disclosed. Methods of making the conjugates and methods of treating mammals using the same are also disclosed.
披露了一种四臂聚
乙二醇-
7-乙基-10-羟基喜树碱共轭物,以及制备这些共轭物的方法和利用它们治疗哺乳动物的方法。