The invention provides quassinoid compounds that are useful in treating cancer. The invention further provides a composition comprising a pharmaceutically suitable carrier and at least one compound of the invention, a method of killing a cancer cell, and a method of treating cancer in a mammal.
                            这项发明提供了对治疗癌症有用的苦木
酮类化合物。该发明还提供了一种包含药用载体和该发明中至少一种化合物的组合物,一种杀死癌细胞的方法,以及一种治疗哺乳动物癌症的方法。