The subjects are being asked to take part in the Phase I or Phase II portion of a research study of a new investigational drug, LBH589, in combination with chemotherapeutic agents, carboplatin with etoposide. LBH589 (made by Novartis Pharmaceuticals Corp.) is considered "investigational" because it has not been approved for commercial use in the treatment of cancer by the U.S. Food and Drug Administration (FDA). Etoposide and carboplatin are chemotherapeutic agents approved by the FDA for the treatment of for small cell lung cancer.