ANTIMITOTIC AMIDES FOR THE TREATMENT OF CANCER AND PROLIFERATIVE DISORDERS

摘要

Novel, antimitotic heteroaryl amides and pharmaceutically acceptable salts of Formula I where Ar, R⁵, R⁶, R⁸, R⁹, R¹¹, X¹, and X² are as defined herein, as compounds for treatment and prevention of cancer and proliferative diseases and disorders.;