A Phase 1b/2 Clinical Study to Evaluate the Safety and Tolerability and Efficacy of AZD4547

"In Phase 1b study, subjects will receive continuous twice daily dosing in 21-day cycles (no matter if missed doses or delays exist), with pre-set dose cohorts of 80 mg BID and 120 mg BID.~In Phase 2, subjects will receive continuous twice daily dosing in 21-day cycles with the RP2D or other doses as determined by the investigator and sponsor."