Patient must have a left ventricular ejection fraction >= institutional lower limit of normal (LLN) by echocardiogram (ECHO) or multigated acquisition (MUGA) within 28 days prior to registrationXx_NEWLINE_xXLeft ventricular ejection fraction >= institutional lower limit of normal (LLN) by echocardiogram (ECHO)Xx_NEWLINE_xXLeft ventricular ejection fraction >= institutional lower limit of normal (LLN) by echocardiogram (ECHO), within 2 weeks of the first dose of study treatmentXx_NEWLINE_xXLeft ventricular ejection fraction >= institutional lower limit of normal (LLN) by echocardiogram (ECHO)Xx_NEWLINE_xXLeft ventricular ejection fraction (LVEF) >= institutional lower limit of normal (LLN) by echocardiogram (ECHO) or multigated acquisition scan (MUGA)Xx_NEWLINE_xXLeft ventricular >= institutional lower limit of normal (LLN) by echocardiogram (ECHO) ejection fractionXx_NEWLINE_xXLeft ventricular ejection fraction >= institutional lower limit of normal (LLN) by echocardiogram (ECHO)Xx_NEWLINE_xXLeft ventricular ejection fraction (LVEF) >= institutional lower limit of normal (LLN) by echocardiogram (ECHO) or multigated acquisition scan (MUGA) within 30 days of day 1 of studyXx_NEWLINE_xX