<qa>  What is the name of the arm I?- Arm II: Patients receive oral placebo twice daily in the absence of disease progression or unacceptable toxicity. Beginning within 2-5 weeks after start of placebo, patients undergo TACE with doxorubicin-eluting beads as in arm I. Patients with disease progression may cross over to the sorafenib tosylate arm at the discretion of the treating clinician and are followed for survival. 