<qa>  What is the name of the treatment that patients receive?- Arm I: Patients receive oral antiandrogen therapy comprising nilutamide twice daily or bicalutamide once daily or flutamide 3 times daily or cyproterone 4 times daily. Patients also receive docetaxel IV over 1 hour on day 2 and estramustine on days 1-5. Treatment repeats every 21 days for a total of 4 courses. Patients also receive luteinizing hormone-releasing hormone LHRH therapy IV comprising buserelin subcutaneously SC every 2 months or triptorelin, leuprolide, or goserelin SC every 3 months. 