PATIENT CHARACTERISTICS: Age: Not specified Performance status: GOG 0-2 Life expectancy: Not specified Hematopoietic: WBC at least 3,000/mm3 Platelet count at least 100,000/mm3 Granulocyte count at least 1,500/mm3 Hepatic: Bilirubin no greater than 1.5 times normal SGOT/SGPT/GGT no greater than 2.5 times normal Alkaline phosphatase no greater than 2.5 times normal No acute hepatitis Renal: Creatinine no greater than 2.0 mg/dL Creatinine clearance greater than 50 mL/min Cardiovascular: LVEF within normal range as determined by MUGA No congestive heart failure or unstable angina No myocardial infarction within the past 6 months Prior abnormal cardiac conduction (e.g., bundle branch block, heart block) allowed if stable for at least 6 months Other: No significant infection No septicemia Body surface area at least 1 m2 Adequate intestinal function (i.e., does not require IV hydration or nutritional support) No severe gastrointestinal bleeding No other invasive malignancies within the past 5 years except nonmelanomatous skin cancer