Patients receive oral MK0752 once daily on days 1-3, 8-10, 15-17, and 22-24 (dosing regimen 1 - closed to accrual 2/23/2010) or days 1, 8, 15, and 22 (dosing regimen 2). Treatment repeats every 28 days for up to 6 courses in the absence of disease progression or unacceptable toxicity. Treatment may be extended up to 19 courses if the patient is benefitting from the treatment.