seco-Cyclopropapyrroloindole compounds of formula (I) where Hal, R1, R2, and R3 are as defined in the application, are potent anti-cancer agents that can be used in antibody-drug conjugates.
公式(I)中的seco-Cyclopropapyrroloindole化合物,其中Hal、R1、R2和R3如申请中定义,是强效的抗癌药物,可以用于
抗体药物偶联物。